{"id":29019,"date":"2025-08-15T12:04:48","date_gmt":"2025-08-15T05:04:48","guid":{"rendered":"https:\/\/dps.media\/huong-dan-kiem-tra-backlink-website-bang-cong-cu-mien-phi\/"},"modified":"2025-08-15T12:04:58","modified_gmt":"2025-08-15T05:04:58","slug":"guide-to-checking-website-backlinks-using-free-tools","status":"publish","type":"post","link":"https:\/\/dps.media\/en\/guide-to-checking-website-backlinks-using-free-tools\/","title":{"rendered":"Guide to Checking Website Backlinks Using Free Tools"},"content":{"rendered":"<?xml encoding=\"utf-8\" ?><p><\/p><div id=\"dps-quotation-root\">\r\n    <style>\r\n        #dps-quotation-root {\r\n            --primary: #4f46e5;\r\n            --primary-hover: #4338ca;\r\n            --secondary: #0f172a;\r\n            --text-main: #1e293b;\r\n            --text-muted: #64748b;\r\n            --bg-light: #f8fafc;\r\n            --white: #ffffff;\r\n            --border: #e2e8f0;\r\n            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);\r\n            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);\r\n            --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);\r\n            --accent: #10b981;\r\n\r\n            background-color: #f1f5f9;\r\n            color: var(--text-main);\r\n            line-height: 1.6;\r\n            padding: 40px 20px;\r\n            font-family: inherit;\r\n            box-sizing: border-box;\r\n            display: block;\r\n        }\r\n\r\n        #dps-quotation-root * {\r\n            margin: 0;\r\n            padding: 0;\r\n            box-sizing: border-box;\r\n            font-family: inherit;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-wrapper {\r\n            max-width: 1000px;\r\n            margin: 0 auto;\r\n            background: var(--white);\r\n            border-radius: 24px;\r\n            overflow: hidden;\r\n            box-shadow: var(--shadow-lg);\r\n            border: 1px solid var(--border);\r\n        }\r\n\r\n        \/* Header Section *\/\r\n        #dps-quotation-root .dps-q-header {\r\n            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);\r\n            padding: 60px 40px;\r\n            text-align: center;\r\n            color: var(--white);\r\n            position: relative;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-brand-pill {\r\n            display: inline-block;\r\n            background: rgba(79, 70, 229, 0.2);\r\n            color: #818cf8;\r\n            padding: 6px 16px;\r\n            border-radius: 999px;\r\n            font-size: 13px;\r\n            font-weight: 700;\r\n            text-transform: uppercase;\r\n            letter-spacing: 0.1em;\r\n            margin-bottom: 24px;\r\n            border: 1px solid rgba(79, 70, 229, 0.3);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-header .dps-q-h1 {\r\n            font-size: 42px;\r\n            font-weight: 800;\r\n            margin-bottom: 16px;\r\n            letter-spacing: -0.025em;\r\n            line-height: 1.1;\r\n            color: var(--white);\r\n            display: block;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-header .dps-q-p {\r\n            font-size: 18px;\r\n            color: #94a3b8;\r\n            max-width: 600px;\r\n            margin: 0 auto;\r\n            font-weight: 400;\r\n            display: block;\r\n        }\r\n\r\n        \/* Pricing Table *\/\r\n        #dps-quotation-root .dps-q-pricing-grid {\r\n            display: grid;\r\n            grid-template-columns: repeat(3, 1fr);\r\n            gap: 24px;\r\n            padding: 40px;\r\n            background: var(--bg-light);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-pricing-card {\r\n            background: var(--white);\r\n            border-radius: 20px;\r\n            padding: 32px;\r\n            border: 1px solid var(--border);\r\n            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);\r\n            display: flex;\r\n            flex-direction: column;\r\n            position: relative;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-pricing-card:hover {\r\n            transform: translateY(-8px);\r\n            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);\r\n            border-color: var(--primary);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-featured {\r\n            background: var(--white);\r\n            border: 2px solid var(--primary);\r\n            transform: scale(1.05);\r\n            z-index: 2;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-featured:hover {\r\n            transform: scale(1.05) translateY(-8px);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-badge {\r\n            position: absolute;\r\n            top: -14px;\r\n            left: 50%;\r\n            transform: translateX(-50%);\r\n            background: var(--primary);\r\n            color: var(--white);\r\n            padding: 6px 18px;\r\n            border-radius: 999px;\r\n            font-size: 12px;\r\n            font-weight: 700;\r\n            text-transform: uppercase;\r\n            box-shadow: 0 4px 6px rgba(79, 70, 229, 0.3);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-pkg-name {\r\n            font-size: 14px;\r\n            font-weight: 700;\r\n            color: var(--text-muted);\r\n            text-transform: uppercase;\r\n            letter-spacing: 0.1em;\r\n            margin-bottom: 8px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-pkg-qty {\r\n            font-size: 32px;\r\n            font-weight: 800;\r\n            color: var(--secondary);\r\n            margin-bottom: 24px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-pkg-qty span {\r\n            font-size: 14px;\r\n            font-weight: 500;\r\n            color: var(--text-muted);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-price-area {\r\n            margin-bottom: 32px;\r\n            border-bottom: 1px solid var(--border);\r\n            padding-bottom: 24px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-price {\r\n            font-size: 36px;\r\n            font-weight: 800;\r\n            color: var(--primary);\r\n            line-height: 1;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-price-detail {\r\n            font-size: 14px;\r\n            color: var(--text-muted);\r\n            margin-top: 4px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-features {\r\n            margin-bottom: 32px;\r\n            flex-grow: 1;\r\n            display: block;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-features-li {\r\n            font-size: 14px;\r\n            margin-bottom: 14px;\r\n            display: flex;\r\n            align-items: center;\r\n            color: var(--text-main);\r\n            text-align: left;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-features-li svg {\r\n            width: 18px;\r\n            height: 18px;\r\n            margin-right: 12px;\r\n            color: var(--accent);\r\n            flex-shrink: 0;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-btn {\r\n            display: block;\r\n            text-align: center;\r\n            background: var(--secondary);\r\n            color: #ffffff;\r\n            padding: 16px;\r\n            border-radius: 12px;\r\n            font-weight: 700;\r\n            text-decoration: none;\r\n            transition: all 0.3s ease;\r\n            font-size: 14px;\r\n            text-transform: uppercase;\r\n            letter-spacing: 0.05em;\r\n            cursor: pointer;\r\n            border: none;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-btn:hover {\r\n            background: var(--primary);\r\n            box-shadow: 0 8px 15px rgba(79, 70, 229, 0.3);\r\n            color: #ffffff;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-btn:focus-visible {\r\n            outline: 2px solid var(--primary);\r\n            outline-offset: 4px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-btn-featured {\r\n            background: var(--primary);\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-btn-featured:hover {\r\n            background: var(--primary-hover);\r\n        }\r\n\r\n        \/* Trusted By \/ Footer *\/\r\n        #dps-quotation-root .dps-q-footer-info {\r\n            padding: 50px 40px;\r\n            background: var(--white);\r\n            border-top: 1px solid var(--border);\r\n            text-align: center;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-footer-info .dps-q-h3 {\r\n            font-size: 20px;\r\n            font-weight: 700;\r\n            margin-bottom: 16px;\r\n            color: var(--secondary);\r\n            display: block;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-footer-info .dps-q-p {\r\n            color: var(--text-muted);\r\n            font-size: 15px;\r\n            max-width: 750px;\r\n            margin: 0 auto 30px;\r\n            display: block;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-trust-badges {\r\n            display: flex;\r\n            justify-content: center;\r\n            gap: 40px;\r\n            margin-bottom: 30px;\r\n            flex-wrap: wrap;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-trust-item {\r\n            display: flex;\r\n            align-items: center;\r\n            gap: 10px;\r\n            color: var(--secondary);\r\n            font-weight: 600;\r\n            font-size: 14px;\r\n        }\r\n\r\n        #dps-quotation-root .dps-q-trust-item svg {\r\n            color: var(--primary);\r\n        }\r\n\r\n        @media (max-width: 900px) {\r\n            #dps-quotation-root .dps-q-pricing-grid {\r\n                grid-template-columns: 1fr;\r\n                padding: 20px;\r\n            }\r\n\r\n            #dps-quotation-root .dps-q-featured {\r\n                transform: none;\r\n            }\r\n\r\n            #dps-quotation-root .dps-q-featured:hover {\r\n                transform: translateY(-8px);\r\n            }\r\n\r\n            #dps-quotation-root .dps-q-header .dps-q-h2 {\r\n                font-size: 32px;\r\n            }\r\n        }\r\n    <\/style>\r\n\r\n    <div class=\"dps-q-wrapper\">\r\n        <!-- Header -->\r\n        <div class=\"dps-q-header\">\r\n            <div class=\"dps-q-brand-pill\">DPS.Media Enterprise<\/div>\r\n            <div class=\"dps-q-h2\">Gi\u1ea3i Ph\u00e1p Backlink .EDU Cao C\u1ea5p<\/div>\r\n            <div class=\"dps-q-p\">Ki\u1ebfn t\u1ea1o uy t\u00edn b\u1ec1n v\u1eefng cho Website c\u1ee7a b\u1ea1n v\u1edbi h\u1ec7 th\u1ed1ng backlink gi\u00e1o d\u1ee5c ch\u1ea5t l\u01b0\u1ee3ng\r\n                nh\u1ea5t Vi\u1ec7t Nam.<\/div>\r\n        <\/div>\r\n\r\n        <!-- Pricing Section -->\r\n        <div class=\"dps-q-pricing-grid\">\r\n            <!-- Package 1 -->\r\n            <div class=\"dps-q-pricing-card\">\r\n                <div class=\"dps-q-pkg-name\">Starter<\/div>\r\n                <div class=\"dps-q-pkg-qty\">100 <span>.EDU Backlinks<\/span><\/div>\r\n                <div class=\"dps-q-price-area\">\r\n                    <div class=\"dps-q-price\">200.000\u20ab<\/div>\r\n                    <div class=\"dps-q-price-detail\">2.000\u20ab \/ \u0111\u01a1n gi\u00e1 link<\/div>\r\n                <\/div>\r\n                <div class=\"dps-q-features\">\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> 100% .EDU Backlink<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> Manual building<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> Content duy nh\u1ea5t 100%<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> B\u00e1o c\u00e1o ho\u00e0n thi\u1ec7n<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> 1 month warranty<\/div>\r\n                <\/div>\r\n                <div onclick=\"window.location.href='https:\/\/zalo.me\/2660820902015185905'\" tabindex=\"0\" role=\"button\" aria-label=\"Sign up for Starter package\" class=\"dps-q-btn\">\u0110\u0103ng k\u00fd ngay\r\n                <\/div>\r\n            <\/div>\r\n\r\n            <!-- Package 2 -->\r\n            <div class=\"dps-q-pricing-card dps-q-featured\">\r\n                <div class=\"dps-q-badge\" aria-hidden=\"true\">Most popular<\/div>\r\n                <div class=\"dps-q-pkg-name\">Professional<\/div>\r\n                <div class=\"dps-q-pkg-qty\">200 <span>.EDU Backlinks<\/span><\/div>\r\n                <div class=\"dps-q-price-area\">\r\n                    <div class=\"dps-q-price\">380.000\u20ab<\/div>\r\n                    <div class=\"dps-q-price-detail\">1.900\u20ab \/ \u0111\u01a1n gi\u00e1 link<\/div>\r\n                <\/div>\r\n                <div class=\"dps-q-features\">\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> 200 VIP .EDU Backlinks<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> \u0110\u0103ng tay th\u1ee7 c\u00f4ng an to\u00e0n<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> T\u1ed1i \u01b0u h\u00f3a m\u1ecf neo (Anchor)<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> T\u01b0 v\u1ea5n SEO chi\u1ebfn l\u01b0\u1ee3c<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> 2-month warranty<\/div>\r\n                <\/div>\r\n                <div onclick=\"window.location.href='https:\/\/zalo.me\/2660820902015185905'\" class=\"dps-q-btn dps-q-btn-featured\" tabindex=\"0\" role=\"button\" aria-label=\"Optimal choice - Sign up for Professional package\">L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u<\/div>\r\n            <\/div>\r\n\r\n            <!-- Package 3 -->\r\n            <div class=\"dps-q-pricing-card\">\r\n                <div class=\"dps-q-pkg-name\">Enterprise<\/div>\r\n                <div class=\"dps-q-pkg-qty\">1.000 <span>.EDU Backlinks<\/span><\/div>\r\n                <div class=\"dps-q-price-area\">\r\n                    <div class=\"dps-q-price\">1.700.000\u20ab<\/div>\r\n                    <div class=\"dps-q-price-detail\">1.700\u20ab \/ \u0111\u01a1n gi\u00e1 link<\/div>\r\n                <\/div>\r\n                <div class=\"dps-q-features\">\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> 1.000 Backlink .EDU t\u1ed5ng l\u1ef1c<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> Qu\u1ea3n l\u00fd d\u1ef1 \u00e1n ri\u00eang (Dedicated)<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> Support \u01b0u ti\u00ean 24\/7<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> Analyze competitors<\/div>\r\n                    <div class=\"dps-q-features-li\"><svg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 20 20\">\r\n                            <path fill-rule=\"evenodd\" d=\"M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z\" clip-rule=\"evenodd\"><\/path>\r\n                        <\/svg> B\u1ea3o h\u00e0nh 3 th\u00e1ng<\/div>\r\n                <\/div>\r\n                <div onclick=\"window.location.href='https:\/\/zalo.me\/2660820902015185905'\" tabindex=\"0\" role=\"button\" aria-label=\"Contact for Enterprise package consultation\" class=\"dps-q-btn\">Li\u00ean h\u1ec7 t\u01b0\r\n                    v\u1ea5n<\/div>\r\n            <\/div>\r\n        <\/div>\r\n\r\n        <!-- Footer -->\r\n        <div class=\"dps-q-footer-info\">\r\n            <div class=\"dps-q-h3\">\u0110\u1ed1i T\u00e1c Tin C\u1eady C\u1ee7a Doanh Nghi\u1ec7p<\/div>\r\n            <div class=\"dps-q-p\">V\u1edbi ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh kh\u1eaft khe v\u00e0 \u0111\u1ed9i ng\u0169 chuy\u00ean gia SEO d\u00e0y d\u1eb7n kinh nghi\u1ec7m,\r\n                DPS.Media l\u00e0 l\u1ef1a ch\u1ecdn\r\n                h\u00e0ng \u0111\u1ea7u cho c\u00e1c t\u1eadp \u0111o\u00e0n l\u1edbn c\u1ea7n t\u1ed1i \u01b0u h\u00f3a s\u1ef1 hi\u1ec7n di\u1ec7n k\u1ef9 thu\u1eadt s\u1ed1 m\u1ed9t c\u00e1ch chuy\u00ean nghi\u1ec7p v\u00e0 an to\u00e0n.\r\n            <\/div>\r\n\r\n            <div class=\"dps-q-trust-badges\">\r\n                <div class=\"dps-q-trust-item\">\r\n                    <svg aria-hidden=\"true\" width=\"20\" 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All rights\r\n                reserved.<\/div>\r\n        <\/div>\r\n    <\/div>\r\n\r\n    <script>\r\n        (function () {\r\n            const root = document.getElementById('dps-quotation-root');\r\n            root.addEventListener('keydown', function (e) {\r\n                if ((e.key === 'Enter' || e.key === ' ') && e.target.classList.contains('dps-q-btn')) {\r\n                    e.preventDefault();\r\n                    e.target.click();\r\n                }\r\n            });\r\n        })();\r\n    <\/script>\r\n<\/div><strong>Checking website backlinks with free tools helps you improve SEO effectiveness and increase search rankings.<\/strong><p> Did you know, 70% of successful digital marketing campaigns are based on optimizing a quality backlink system.<\/p><p><a class=\"wpil_keyword_link\" href=\"https:\/\/dps.media\/en\/\" title=\"DPS.MEDIA JSC\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"288\">DPS.MEDIA<\/a> has supported hundreds of SMEs in improving backlinks to increase traffic and credibility online. Monitoring backlinks not only helps detect bad links but also expands valuable cooperation opportunities for businesses.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/ua-ban.jpgc0e1.jpg\" alt=\"The importance of backlinks in SEO strategy for small and medium businesses\" title=\"\"><\/p><h2 id=\"tam-quan-trong-cua-backlink-trong-chien-luoc-seo-cho-doanh-nghiep-nho-va-vua\">The importance of backlinks in SEO strategy for small and medium businesses<\/h2><h3>What are backlinks and why are they important?<\/h3><p>Backlinks (links from other websites pointing to your website) are one of the top ranking factors in Google's algorithm. According to research from MOZ (2023), over 55% of websites in the top 3 have a stable and high-quality backlink system. For small and medium enterprises (SMEs), backlinks help:<\/p><p>\u2013 T\u0103ng \u0111\u1ed9 uy t\u00edn trang web tr\u00ean c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm<br>\n\u2013 Gia t\u0103ng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1eeb ngu\u1ed3n b\u00ean ngo\u00e0i<br>\n\u2013 C\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 index v\u00e0 \u0111\u00e1nh gi\u00e1 n\u1ed9i dung m\u1edbi<\/p><h3>Advantages and challenges for SMEs<\/h3><p>Compared to large enterprises, SMEs often lack budget and personnel for intensive SEO campaigns. However, if used correctly, backlinks can still bring high efficiency without large investments.<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Tip:<\/strong> Prioritize backlink building strategies from local sources (local directories) or industry communities (forums, reputable groups).<\/p>\n<\/div><h3>Types of backlinks to invest in first<\/h3><p>Some types of backlinks suitable for the initial stage of SMEs:<\/p><p>\u2013 Backlink t\u1eeb c\u00e1c blog, b\u00e1o \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 uy t\u00edn<br>\n\u2013 Li\u00ean k\u1ebft t\u1eeb c\u00e1c website c\u00f3 li\u00ean quan ng\u00e0nh ngh\u1ec1<br>\n\u2013 Guest post tr\u00ean blog c\u1ee7a \u0111\u1ed1i t\u00e1c ho\u1eb7c chuy\u00ean gia<br>\n\u2013 Backlink t\u1eeb m\u1ea1ng x\u00e3 h\u1ed9i (social backlink) nh\u01b0 LinkedIn, Facebook<\/p><h3>Checklist for checking the value and quality of backlinks<\/h3><ul>\n<li>backlinks from reputable domains (DA &gt; 30)<\/li>\n<li>Not from spam or blacklisted websites<\/li>\n<li>Link content relevant to the business field<\/li>\n<li>Natural anchor text ratio, no keyword stuffing<\/li>\n<li>The page containing the backlink is indexed by Google<\/li>\n<\/ul><h3>Case study: Optimizing backlinks increases traffic by 48%<\/h3><p>An SME accounting service business in Hanoi implemented a cross-review campaign on 12 industry blogs. After 3 months, organic traffic increased by 48% and the conversion rate from Google Search improved by 22% (Google Analytics, Q2\/2023).<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Note:<\/strong> Tr\u00e1nh mua backlink s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u1eeb h\u1ec7 th\u1ed1ng link farm \u2013 Google c\u00f3 th\u1ec3 x\u1eed ph\u1ea1t nghi\u00eam tr\u1ecdng (theo Google Search Central, 2022).<\/p>\n<\/div><h3>Comparison table of popular backlink types<\/h3><table class=\"WordPress\">\n<thead>\n<tr>\n<th>Type of backlink<\/th>\n<th>Advantages<\/th>\n<th>Risks<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Guest Post<\/td>\n<td>Stable links, content control<\/td>\n<td>Time-consuming to build relationships<\/td>\n<\/tr>\n<tr>\n<td>Forum\/community<\/td>\n<td>Easily accessible, low cost<\/td>\n<td>Easily considered spam if abused<\/td>\n<\/tr>\n<tr>\n<td>Social Link<\/td>\n<td>Increase brand recognition<\/td>\n<td>Low SEO impact if not optimized<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>Summary takeaway<\/h3><p><strong>Backlinks are a crucial foundation helping SMEs increase visibility on search engines.<\/strong> Tuy nhi\u00ean, n\u00ean \u01b0u ti\u00ean ch\u1ea5t l\u01b0\u1ee3ng h\u01a1n s\u1ed1 l\u01b0\u1ee3ng v\u00e0 tr\u00e1nh c\u00e1c chi\u1ebfn thu\u1eadt mang t\u00ednh ch\u1ea5t \u201c\u0111\u00e1nh nhanh th\u1eafng nhanh\u201d. Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 v\u00e0 ch\u1ecdn l\u1ecdc ngu\u1ed3n link \u0111\u00e1ng tin c\u1eady s\u1ebd mang l\u1ea1i hi\u1ec7u qu\u1ea3 b\u1ec1n v\u1eefng cho chi\u1ebfn l\u01b0\u1ee3c SEO d\u00e0i h\u1ea1n.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/link-7.jpgbfa7.jpg\" alt=\"Choosing a free backlink checker tool suitable for actual needs\" title=\"\"><\/p><h2 id=\"lua-chon-cong-cu-kiem-tra-backlink-mien-phi-phu-hop-voi-nhu-cau-thuc-te\">Choosing a free backlink checker tool suitable for actual needs<\/h2><h3>Defining goals when checking backlinks<\/h3><p>Before choosing a tool, you need to clearly define your usage goals to avoid wasting time and resources. For example:<\/p><p>\u2013 Theo d\u00f5i s\u1ed1 l\u01b0\u1ee3ng backlink m\u1edbi\/t\u1ed5ng th\u1ec3 c\u1ee7a website<br>\n\u2013 Ph\u00e2n t\u00edch ch\u1ea5t l\u01b0\u1ee3ng backlink (do-follow vs no-follow,DR\/UR)<br>\n\u2013 Ki\u1ec3m tra backlink x\u1ea5u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SEO<\/p><p>If you only need to quickly look up backlinks from domain A to website B, simple tools like Ahrefs Free Backlink Checker are sufficient.<\/p><div class=\"wp-block-group has-background\">\n  <strong>TIP:<\/strong> New websites can use multiple free tools at the same time to increase data visibility, instead of choosing just one tool.\n<\/div><h3>Popular tools and key features<\/h3><p>The comparison table below helps you identify the most suitable tool:<\/p><table class=\"WordPress\">\n<thead>\n<tr>\n<th>Tool<\/th>\n<th>Outstanding free features<\/th>\n<th>Specific limit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ahrefs Backlink Checker<\/td>\n<td>Display top 100 backlinks \/ domains<\/td>\n<td>No anchor text data or chart available<\/td>\n<\/tr>\n<tr>\n<td>Ubersuggest<\/td>\n<td>Analyze total backlinks, anchors, no\/do-follow<\/td>\n<td>Limit of 3 queries\/day for free accounts<\/td>\n<\/tr>\n<tr>\n<td>Google Search Console<\/td>\n<td>Natural backlinks filtered from Google data<\/td>\n<td>only manage websites you own<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>Checklist for choosing a backlink checker tool<\/h3><p>Below are 5 practical steps to choose the right tool:<\/p><p>\u2013 \u2705 X\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau ch\u00ednh (theo d\u00f5i, ph\u00e2n t\u00edch, g\u1ee1 link x\u1ea5u\u2026)<br>\n\u2013 \u2705 \u0110o l\u01b0\u1eddng quy m\u00f4 website (trang nh\u1ecf M\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c khi d\u00f9ng c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed\n<\/p><p>Although convenient, free tools still have clear limitations:<\/p><p>\u2013 D\u1eef li\u1ec7u th\u01b0\u1eddng b\u1ecb gi\u1edbi h\u1ea1n v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 s\u00e2u<br>\n\u2013 Kh\u00f4ng c\u00f3 ph\u00e2n t\u00edch n\u00e2ng cao (VD: backlink spam, \u0111\u1ed9c h\u1ea1i)<br>\n\u2013 Update ch\u1eadm h\u01a1n so v\u1edbi phi\u00ean b\u1ea3n tr\u1ea3 ph\u00ed (c\u00f3 th\u1ec3 tr\u1ec5 1-2 tu\u1ea7n)<\/p><div class=\"wp-block-group has-background\">\n  <strong>Note:<\/strong> Backlink kh\u00f4ng ch\u1ec9 l\u00e0 s\u1ed1 l\u01b0\u1ee3ng \u2013 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 b\u1ed1i c\u1ea3nh li\u00ean k\u1ebft m\u1edbi \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SEO d\u00e0i h\u1ea1n.\n<\/div><h3>Brief takeaway<\/h3><p>Free backlink tools are a good starting point, <a href=\"https:\/\/dps.media\/en\/backlink-profile-service-is-the-secret-to-boosting-personal-brand-strength\/\" rel=\"nofollow\">but you should choose ones that fit your specific needs and combine 2-3 different sources to get the most comprehensive and accurate view<\/a>.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/s_FB-1.jpgfb3d.jpg\" alt=\"Step-by-step guide to using popular and simple backlink checker tools\" title=\"\"><\/p><h2 id=\"huong-dan-tung-buoc-su-dung-cong-cu-kiem-tra-backlink-pho-bien-va-don-gian\">Step-by-step guide to using popular and simple backlink checker tools<\/h2><h3>Choose a reputable backlink checker tool<\/h3><p>Currently, there are many free tools that help check backlinks quickly. Some popular tools you can start with:<\/p><p>\u2013 Ahrefs Free Backlink Checker<br>\n\u2013 Ubersuggest (SEO b\u1edfi Neil Patel)<br>\n\u2013 OpenLinkProfiler<br>\n\u2013 Google Search Console (mi\u1ec5n ph\u00ed & c\u00f3 s\u1eb5n n\u1ebfu \u0111\u00e3 x\u00e1c minh website)<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Tips:<\/strong> If the website is less than 6 months old, you should use 2 tools at the same time to compare data.<\/p>\n<\/div><h3>Step-by-step backlink checking<\/h3><p>For example, with the Ubersuggest tool, you can apply as follows:<\/p><ol>\n<li>Go to https:\/\/neilpatel.com\/ubersuggest\/<\/li>\n<li>Enter the URL you want to check backlinks for<\/li>\n<li>Select region (Vietnam, Global depending on SEO goals)<\/li>\n<li>Chuy\u1ec3n sang tab \u201cBacklinks\u201d b\u00ean tr\u00e1i<\/li>\n<li>View the list of backlinks, referring domains, Authority, and link type<\/li>\n<\/ol><p>Below is an example of data exported from a new website after 3 months of SEO implementation:<\/p><table class=\"WordPress\">\n<thead>\n<tr>\n<th>Landing page<\/th>\n<th>Referring domain<\/th>\n<th>DA<\/th>\n<th>Link type<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\/dich-vu-seo<\/td>\n<td>exampleblog.net<\/td>\n<td>47<\/td>\n<td>Dofollow<\/td>\n<\/tr>\n<tr>\n<td>\/<\/td>\n<td>wikianswers.com<\/td>\n<td>85<\/td>\n<td>Nofollow<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>Checklist for backlink analysis<\/h3><p>Below is a list of specific actions:<\/p><ul>\n<li>\u2714\ufe0f Prioritize backlinks from domains with DA &gt; 40<\/li>\n<li>\u2714\ufe0f Check Dofollow\/Nofollow ratio \u2192 minimum recommendation is at least 60% Dofollow<\/li>\n<li>\u2714\ufe0f Remove links from spammy or penalized sites (use Spam Score from Moz)<\/li>\n<li>\u2714\ufe0f \u0110\u00e1nh gi\u00e1 anchor text \u2013 kh\u00f4ng n\u00ean b\u1ecb nh\u1ed3i nh\u00e9t t\u1eeb kh\u00f3a<\/li>\n<\/ul><p>Source: Backlinko 2023 report shows that 91% of top 3 Google pages have at least 1 quality backlink (Backlinko, 2023).<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Warning:<\/strong> Low-quality backlinks or those showing signs of SEO manipulation can cause your site to be flagged for violating Google's guidelines (Google Search Central, 2022).<\/p>\n<\/div><h3>takeaway notes<\/h3><p>Regularly checking backlinks helps you steer your SEO strategy correctly and detect risks early. Combine tool data with manual analysis for a more comprehensive view of your link profile.<\/p><p>\u2013<br>\n<strong>DPS.MEDIA<\/strong> \u2013 H\u1ed7 tr\u1ee3 doanh nghi\u1ec7p ki\u1ec3m so\u00e1t backlink ch\u1ea5t l\u01b0\u1ee3ng, b\u1ec1n v\u1eefng.<br>\n\ud83d\udce7 Contact: marketing@dps.media | \u260e\ufe0f 0961545445<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/klinks.jpgebfc.jpg\" alt=\"Analyze check results to identify quality and bad backlinks\" title=\"\"><\/p><h2 id=\"phan-tich-ket-qua-kiem-tra-de-nhan-dien-backlink-chat-luong-va-backlink-xau\">Analyze check results to identify quality and bad backlinks<\/h2><h3>Criteria for identifying quality backlinks<\/h3><p>To assess the quality of a link, focus on the following factors:<\/p><ul>\n<li><strong>Domain authority:<\/strong> Backlink from a site with DR\/DA &gt; 50 (as rated by Ahrefs\/Moz, for example).<\/li>\n<li><strong>Relevance:<\/strong> The content and topic of the referring page must be relevant to the website's field.<\/li>\n<li><strong>Type of link:<\/strong> First <a class=\"wpil_keyword_link\" href=\"https:\/\/dps.media\/en\/distinguishing-dofollow-and-nofollow-backlinks-that-seoers-need-to-know\/\" title=\"Distinguishing dofollow and nofollow backlinks: What SEOers need to know\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"300\">dofollow backlink<\/a>, appears in the main content (editorial backlink).<\/li>\n<li><strong>Anchor text ratio:<\/strong> Limit anchor text that exactly matches the main keyword.<\/li>\n<\/ul><div class=\"wp-block-group has-background\">\n  <strong>TIP:<\/strong> A good backlink often brings real traffic. Check referral traffic metrics to assess actual effectiveness.\n<\/div><h3>Signs to recognize bad backlinks<\/h3><p>Bad backlinks not only reduce SEO value but also carry the risk of Google penalties. Some common characteristics:<\/p><ul>\n<li><strong>Links from spam sites:<\/strong> Sites with low-quality content, excessive advertising, or containing malware.<\/li>\n<li><strong>Unusual anchor text:<\/strong> Excessive density of money keyword anchors.<\/li>\n<li><strong>Links from unrelated sites:<\/strong> Example: A real estate website has a backlink from a weight loss blog.<\/li>\n<li><strong>Links from PBN\/public link farms:<\/strong> These sites have thousands of outbound links and no organic traffic.<\/li>\n<\/ul><h3>Backlink classification checklist (Action items)<\/h3><ul>\n<li>\u2713 Check the DR\/DA and Organic Traffic of the referring domain (using ahrefs, ubersuggest)<\/li>\n<li>\u2713 Evaluate the relevance from the topic and anchor text<\/li>\n<li>\u2713 G\u1eafn nh\u00e3n \u201cT\u1ed1t\u201d \/ \u201cNghi ng\u1edd\u201d \/ \u201cX\u1ea5u\u201d \u0111\u1ec3 l\u1eadp danh s\u00e1ch x\u1eed l\u00fd<\/li>\n<li>\u2713 Submit a Disavow file to Google if there are many toxic links<\/li>\n<\/ul><h3>Summary table of common backlink types<\/h3><table class=\"wordpress\" style=\"width:100%; border-collapse: collapse;\">\n<thead>\n<tr>\n<th>Type of backlink<\/th>\n<th>Quality<\/th>\n<th>Prioritize keeping?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Backlink t\u1eeb b\u00e1o ch\u00ed (vnexpress.net, cafebiz.vn\u2026)<\/td>\n<td>High<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td>Forum profile links<\/td>\n<td>Low<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<td>Comment backlinks<\/td>\n<td>Medium\/low<\/td>\n<td>Conditional<\/td>\n<\/tr>\n<tr>\n<td>Blog content guest posts (related field)<\/td>\n<td>Average to high<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td>Backlinks from PBN or low-quality sites<\/td>\n<td>Very low<\/td>\n<td>Kh\u00f4ng \u2013 c\u1ea7n disavow<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>Real-life example from an SME project<\/h3><p>A client's (anonymous) interior design website has nearly 700 backlinks, but 37% of them come from unrelated sites with DA \n  <strong>Warning:<\/strong> You should not remove all low-DA backlinks if they come from real forums or blogs. Google evaluates based on context, not just metrics.\n\n<\/p><h3>Takeaway<\/h3><p>M\u1ed9t backlink kh\u00f4ng t\u1ed1t kh\u00f4ng ch\u1ec9 \u201cv\u00f4 d\u1ee5ng\u201d m\u00e0 c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i. H\u00e3y ph\u00e2n t\u00edch k\u1ef9 t\u1eebng lo\u1ea1i li\u00ean k\u1ebft b\u1eb1ng checklist r\u00f5 r\u00e0ng \u0111\u1ec3 \u0111\u01b0a ra h\u01b0\u1edbng x\u1eed l\u00fd k\u1ecbp th\u1eddi. \u0110\u00f3 l\u00e0 n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ed3 s\u01a1 backlink s\u1ea1ch v\u00e0 an to\u00e0n.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/hinh-1.jpgee78.jpg\" alt=\"Tips to protect your website from toxic backlinks and how to handle spam when detected\" title=\"\"><\/p><h2 id=\"meo-bao-ve-website-khoi-backlink-doc-hai-va-cach-xu-ly-khi-phat-hien-spam\">Tips to protect your website from toxic backlinks and how to handle spam when detected<\/h2><h3>Identifying toxic backlinks is the first step<\/h3><p>To effectively protect your website, you need to know which backlinks are harmful. Common signs of toxic backlinks include:<\/p><p>\u2013 \u0110\u1ebfn t\u1eeb c\u00e1c domain kh\u00f4ng li\u00ean quan ho\u1eb7c ch\u1ee9a n\u1ed9i dung ng\u01b0\u1eddi l\u1edbn\/c\u1edd b\u1ea1c<br>\n\u2013 C\u00f3 anchor text kh\u00f4ng li\u00ean quan ho\u1eb7c qu\u00e1 t\u1ed1i \u01b0u (over-optimized)<br>\n\u2013 IP tr\u1ecf v\u1ec1 t\u1eeb c\u00e1c qu\u1ed1c gia kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi th\u1ecb tr\u01b0\u1eddng c\u1ee7a b\u1ea1n<\/p><p>\ud83d\udca1 According to the Ahrefs 2023 report, 55% of websites dropped in rankings due to unaddressed link spam.<\/p><h3>Free tools to check for bad backlinks<\/h3><p>Some free tools that effectively support the process of checking and evaluating backlink quality:<\/p><p>\u2013 Google Search Console (GSC): xem danh s\u00e1ch backlink b\u1ea5t th\u01b0\u1eddng<br>\n\u2013 Ahrefs Backlink Checker free: ki\u1ec3m tra top 100 backlinks c\u1ee7a domain<br>\n\u2013 SEMrush (phi\u00ean b\u1ea3n Trial ho\u1eb7c free): ph\u00e2n lo\u1ea1i anchor text, toxic score<br>\n\u2013 Ubersuggest: hi\u1ec3n th\u1ecb domain score, backlinks qu\u1ed1c t\u1ebf<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Tip:<\/strong> Checking backlinks monthly helps you detect spam links early and avoid Google penalties.<\/p>\n<\/div><h3>How to properly handle toxic backlinks<\/h3><p>If you detect suspicious backlinks, follow these steps:<\/p><ol>\n<li>Create a list of backlinks to disavow (toxic list)<\/li>\n<li>Contact the admin of the spam website to request link removal<\/li>\n<li>Use the Google Disavow Tool to reject those backlinks<\/li>\n<\/ol><p>A small business in Ho Chi Minh City once lost over 40% of its traffic due to 35 backlinks from foreign spam content sites. After using the Disavow Tool and optimizing internal links, the website recovered its ranking after 3 weeks (Source: Internal case study DPS.MEDIA, 2023).<\/p><h3>Checklist to protect your website from spam backlinks<\/h3><ul>\n<li>Plan regular backlink audits (at least once a month)<\/li>\n<li>Monitor anchor text for diversity and naturalness<\/li>\n<li>do not buy bulk backlinks from unverified sources<\/li>\n<li>Use GSC to track unusual redirect links<\/li>\n<li>Set up alerts in Ahrefs \/ SEMrush for new links<\/li>\n<\/ul><h3>Risk classification table for bad backlinks<\/h3><table class=\"WordPress\">\n<thead>\n<tr>\n<th>Type of backlink<\/th>\n<th>Risk level<\/th>\n<th>How to handle<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Irrelevant foreign language websites<\/td>\n<td>High<\/td>\n<td>Disavow<\/td>\n<\/tr>\n<tr>\n<td>Buying links through forums\/link farms<\/td>\n<td>Very high<\/td>\n<td>Stop immediately + Disavow<\/td>\n<\/tr>\n<tr>\n<td>Comment spam containing links<\/td>\n<td>Average<\/td>\n<td>Delete\/moderate<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>takeaway<\/h3><p>Vi\u1ec7c duy tr\u00ec backlink s\u1ea1ch v\u00e0 t\u1ef1 nhi\u00ean kh\u00f4ng ch\u1ec9 t\u1ed1i \u01b0u SEO m\u00e0 c\u00f2n gi\u1eef v\u1eefng uy t\u00edn website. \u0110\u1eebng \u0111\u1ee3i \u0111\u1ebfn khi Google \u0111\u01b0a ra c\u1ea3nh b\u00e1o m\u1edbi b\u1eaft \u0111\u1ea7u x\u1eed l\u00fd \u2013 h\u00e3y ch\u1ee7 \u0111\u1ed9ng audit v\u00e0 ph\u00f2ng ng\u1eeba th\u01b0\u1eddng xuy\u00ean.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/a-gi_1.jpgbfda.jpg\" alt=\"Optimize backlink building strategy based on reports from free tools\" title=\"\"><\/p><h2 id=\"toi-uu-chien-luoc-xay-dung-backlink-dua-tren-bao-cao-tu-cong-cu-mien-phi\">Optimize backlink building strategy based on reports from free tools<\/h2><h3>ph\u00e2n t\u00edch \u0111i\u1ec3m m\u1ea1nh & l\u1ed7 h\u1ed5ng t\u1eeb backlink hi\u1ec7n c\u00f3<\/h3><p>Using reports from tools like Google Search Console or Ahrefs Free Backlink Checker helps you understand:<\/p><p>\u2013 T\u1ed5ng s\u1ed1 backlink v\u00e0 referring domains<br>\n\u2013 T\u1ef7 l\u1ec7 backlink dofollow\/nofollow<br>\n\u2013 Trang n\u00e0o \u0111\u01b0\u1ee3c li\u00ean k\u1ebft nhi\u1ec1u nh\u1ea5t<br>\n\u2013 Anchor text \u0111ang \u0111\u01b0\u1ee3c d\u00f9ng ph\u1ed5 bi\u1ebfn<\/p><p>An example from an anonymous DPS.MEDIA client: after analyzing with Ahrefs Free Tool, only 32% of backlinks were from sites with DR &gt; 30. As a result, they prioritized building more links from high-quality local news sites.<\/p><h3>Optimization actions: 5 specific steps<\/h3><p>To take practical action based on the report, you can apply the following checklist:<\/p><ul>\n<li>\u2460 Identify links from low-quality sources (SPAM Score &gt; 81%)<\/li>\n<li>\u2461 Remove or disavow unnatural links<\/li>\n<li>\u2462 Prioritize building backlinks from sources with related topics<\/li>\n<li>\u2463 Increase the proportion of brand anchor text to diversify<\/li>\n<li>\u2464 Monitor monthly using the same tool to measure changes<\/li>\n<\/ul><div class=\"wp-block-group has-background\">\n<p><strong>Tip:<\/strong> S\u1eed d\u1ee5ng Google Search Console \u0111\u1ec3 l\u1ecdc theo trang \u0111\u01b0\u1ee3c li\u00ean k\u1ebft nhi\u1ec1u nh\u1ea5t. Th\u01b0\u1eddng c\u00f3 m\u1ed9t v\u00e0i b\u00e0i blog \u201chot\u201d thu h\u00fat ph\u1ea7n l\u1edbn backlink \u2013 h\u00e3y t\u00e1i s\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng n\u1ed9i dung t\u01b0\u01a1ng t\u1ef1 cho c\u00e1c b\u00e0i vi\u1ebft kh\u00e1c.<\/p>\n<\/div><h3>So s\u00e1nh hi\u1ec7u qu\u1ea3 tr\u01b0\u1edbc & sau khi t\u1ed1i \u01b0u backlink<\/h3><table class=\"wordpress\">\n<thead>\n<tr>\n<th>Indicators<\/th>\n<th>Before Optimization<\/th>\n<th>After Optimization (after 3 months)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Referring domains<\/td>\n<td>41<\/td>\n<td>77<\/td>\n<\/tr>\n<tr>\n<td>Anchor text diversity<\/td>\n<td>12 types<\/td>\n<td>24 types<\/td>\n<\/tr>\n<tr>\n<td>Organic traffic<\/td>\n<td>~580 visits\/month<\/td>\n<td>~1,320 visits\/month<\/td>\n<\/tr>\n<\/tbody>\n<\/table><p>Source: DPS.MEDIA internal data, comparison report May-August 2023.<\/p><h3>Warning: Avoid unnatural links<\/h3><p>Although some free tools may not detect all toxic backlinks, Google can still identify them.<\/p><p>\u2013 Li\u00ean k\u1ebft t\u1eeb PBN (Private Blog Network) r\u1ebb ti\u1ec1n ti\u1ec1m \u1ea9n nguy c\u01a1 penalize n\u1ed9i dung<br>\n\u2013 \u0110\u1eb7t qu\u00e1 nhi\u1ec1u backlink v\u1edbi anchor th\u01b0\u01a1ng m\u1ea1i d\u1ec5 b\u1ecb xem l\u00e0 thao t\u00fang<br>\n\u2013 G\u1eedi Disavow List kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn to\u00e0n site<\/p><div class=\"wp-block-group has-background\">\n<p><strong>Note:<\/strong> H\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng c\u00f9ng anchor text tr\u1ecf v\u1ec1 nhi\u1ec1u URL kh\u00e1c nhau \u2013 d\u1ec5 b\u1ecb \u0111\u00e1nh c\u1edd l\u00e0 unnatural pattern (theo Google Spam Policies, 2023).<\/p>\n<\/div><h3>Brief takeaway<\/h3><p>Taking advantage of free tools to monitor backlinks is an important first step in building a sustainable SEO strategy. Act based on real data, don't chase backlink quantity at the expense of quality.<br><img decoding=\"async\" class=\"kimage_class\" src=\"https:\/\/dps.media\/wp-content\/uploads\/2025\/08\/k-link.jpg5cd3.jpg\" alt=\"Effective backlink development orientation contributes to improving ranking and brand credibility\" title=\"\"><\/p><h2 id=\"dinh-huong-phat-trien-backlink-hieu-qua-gop-phan-nang-cao-thu-hang-va-uy-tin-thuong-hieu\">Effective backlink development orientation contributes to improving ranking and brand credibility<\/h2><h3>Understand quality over quantity<\/h3><p>In modern SEO strategies, a few high-quality backlinks from trustworthy sources are more valuable than hundreds of irrelevant backlinks. According to Ahrefs (2023 Report), 91% of websites receive no traffic from Google due to a lack of or poor-quality backlinks.<\/p><ul>\n<li>Prioritize websites with DA (Domain Authority) \u2265 50<\/li>\n<li>Choose sources related to your field of activity<\/li>\n<li>Avoid repeated link exchanges or public PBN networks<\/li>\n<\/ul><div class=\"wp-block-group has-background\">\n  <strong>tip:<\/strong> Make sure backlinks are placed within natural content, not forced.\n<\/div><h3>Chi\u1ebfn l\u01b0\u1ee3c backlink d\u00e0i h\u1ea1n: T\u1eadp trung gi\u00e1 tr\u1ecb SEO & th\u01b0\u01a1ng hi\u1ec7u<\/h3><p>Not just for SEO, quality backlinks also help increase brand credibility when appearing on news sites and industry forums. Example: A tech startup in Ho Chi Minh City increased referral traffic by 47% after 3 months of guest posting on 5 reputable industry blogs.<\/p><p>Effective backlink building checklist:<\/p><ul>\n<li>Analyze competitor backlinks using Ahrefs or Ubersuggest<\/li>\n<li>Contact for guest post publication on related blogs\/industries<\/li>\n<li>Create shareable content (infographics, guides)<\/li>\n<li>Monitor and remove toxic backlinks<\/li>\n<\/ul><h3>Monthly tool and activity checklist<\/h3><table class=\"WordPress\">\n<thead>\n<tr>\n<th>Task<\/th>\n<th>Support tools<\/th>\n<th>Frequency<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Backlink analysis<\/td>\n<td>Ahrefs, OpenLinkProfiler<\/td>\n<td>2 times\/month<\/td>\n<\/tr>\n<tr>\n<td>Post guest posts<\/td>\n<td>Email outreach<\/td>\n<td>1-2 posts\/month<\/td>\n<\/tr>\n<tr>\n<td>Remove toxic backlinks<\/td>\n<td>Google Disavow Tool<\/td>\n<td>Quarterly<\/td>\n<\/tr>\n<\/tbody>\n<\/table><h3>Risk notes and prevention methods<\/h3><p>You should not buy cheap backlinks or use automatic backlink creation tools, as you may be penalized by Google (Google Spam Update 2022). Always check periodically to ensure your backlink profile is clean and not artificially manipulated.<\/p><div class=\"wp-block-group has-background\">\n  <strong>Tip:<\/strong> Use Google Search Console to check new backlinks and monitor your website's status.\n<\/div><h3>Quick takeaway:<\/h3><p>T\u1eadp trung x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng backlink theo h\u01b0\u1edbng b\u1ec1n v\u1eefng \u2013 \u00edt nh\u01b0ng ch\u1ea5t, li\u00ean quan v\u00e0 c\u00f3 ng\u1eef c\u1ea3nh r\u00f5 r\u00e0ng \u2013 mang l\u1ea1i hi\u1ec7u qu\u1ea3 SEO l\u00e2u d\u00e0i v\u00e0 g\u00f3p ph\u1ea7n n\u00e2ng cao s\u1ef1 tin t\u01b0\u1edfng v\u00e0o th\u01b0\u01a1ng hi\u1ec7u. <\/p><h2 id=\"outro\">A person's perspective in life<\/h2><p>Checking backlinks with free tools helps businesses grasp the quality of their links.<br>\nFrom there, it's easy to optimize SEO in a sustainable and effective way.<\/p><p>Try analyzing your backlink list today.<br>\nChoose a tool that suits your needs and start reviewing.<\/p><p>You should also learn more about how to build high-quality backlinks.<br>\nOr explore SEO ranking strategies tailored for SMEs.<\/p><p>DPS.MEDIA is always ready to accompany you on your digital transformation journey.<br>\nShare your thoughts or questions by leaving a comment below! <\/p>\n<style>\r\n.lwrp.link-whisper-related-posts{\r\n            \r\n            margin-top: 40px;\nmargin-bottom: 30px;\r\n        }\r\n        .lwrp .lwrp-title{\r\n            \r\n            \r\n        }.lwrp .lwrp-description{\r\n            \r\n            \r\n\r\n        }\r\n        .lwrp .lwrp-list-container{\r\n        }\r\n        .lwrp .lwrp-list-multi-container{\r\n            display: flex;\r\n        }\r\n        .lwrp .lwrp-list-double{\r\n            width: 48%;\r\n        }\r\n        .lwrp .lwrp-list-triple{\r\n            width: 32%;\r\n        }\r\n        .lwrp .lwrp-list-row-container{\r\n            display: flex;\r\n            justify-content: space-between;\r\n        }\r\n        .lwrp .lwrp-list-row-container .lwrp-list-item{\r\n            width: calc(33% - 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Discover how to check backlinks completely free with simple yet effective tools, helping you manage and optimize SEO strategies easier than ever.<\/p>","protected":false},"author":15,"featured_media":29021,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[80,70],"tags":[1038,160,680,706,1037,1012,1041],"class_list":["post-29019","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seo","category-tin-tuc","tag-cong-cu-seo","tag-digital-marketing","tag-huong-dan-ky-thuat","tag-marketing-truc-tuyen","tag-quan-tri-website","tag-seo","tag-toi-uu-hoa-cong-cu-tim-kiem"],"acf":[],"rankmath_keywords":{"primary":"","secondary":[""]},"yoast_keywords":{"primary":"","secondary":[]},"yoast_focuskw":"","rankmath_focuskw":"","seo_keywords":{"primary":"","secondary":[""]},"_links":{"self":[{"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/posts\/29019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/comments?post=29019"}],"version-history":[{"count":2,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/posts\/29019\/revisions"}],"predecessor-version":[{"id":29037,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/posts\/29019\/revisions\/29037"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/media\/29021"}],"wp:attachment":[{"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/media?parent=29019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/categories?post=29019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dps.media\/en\/wp-json\/wp\/v2\/tags?post=29019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}