{"id":102064,"date":"2024-09-16T11:05:54","date_gmt":"2024-09-16T04:05:54","guid":{"rendered":"https:\/\/wiki.tino.org\/?p=102064"},"modified":"2026-10-28T11:39:48","modified_gmt":"2026-10-28T04:39:48","slug":"cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai\/","title":{"rendered":"C\u00e1ch s\u1eeda l\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i ngh\u0129a l\u00e0 m\u00e1y ch\u1ee7 DNS m\u00e0 \u0111i\u1ec7n tho\u1ea1i \u0111ang d\u00f9ng tr\u1ea3 l\u1eddi &#8220;t\u00ean mi\u1ec1n kh\u00f4ng t\u1ed3n t\u1ea1i&#8221;, n\u00ean tr\u00ecnh duy\u1ec7t kh\u00f4ng c\u00f3 \u0111\u1ecba ch\u1ec9 IP \u0111\u1ec3 m\u1edf trang. C\u00e1ch s\u1eeda theo th\u1ee9 t\u1ef1: g\u00f5 l\u1ea1i \u0111\u1ecba ch\u1ec9, chuy\u1ec3n Wi-Fi sang 4G \u0111\u1ec3 th\u1eed, t\u1eaft VPN ho\u1eb7c DNS ri\u00eang, \u0111\u1ed5i DNS sang 8.8.8.8 ho\u1eb7c 1.1.1.1, r\u1ed3i xo\u00e1 cache tr\u00ecnh duy\u1ec7t.<\/strong> N\u1ebfu \u1edf m\u1ea1ng n\u00e0o c\u0169ng l\u1ed7i, v\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf t\u00ean mi\u1ec1n ch\u1ee9 kh\u00f4ng \u1edf \u0111i\u1ec7n tho\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DNS l\u00e0 h\u1ec7 th\u1ed1ng d\u1ecbch <a href=\"https:\/\/tino.vn\/blog\/ten-mien-la-gi\/\">t\u00ean mi\u1ec1n<\/a> th\u00e0nh \u0111\u1ecba ch\u1ec9 IP (<a href=\"https:\/\/tino.vn\/blog\/dns-la-gi\/\">DNS l\u00e0 g\u00ec<\/a>). B\u00e0i vi\u1ebft gi\u1ea3i th\u00edch nguy\u00ean nh\u00e2n, c\u00e1ch t\u1ef1 ch\u1ea9n \u0111o\u00e1n l\u1ed7i n\u1eb1m \u1edf \u0111i\u1ec7n tho\u1ea1i, \u1edf m\u1ea1ng hay \u1edf t\u00ean mi\u1ec1n, v\u00e0 t\u1eebng c\u00e1ch s\u1eeda tr\u00ean Android, iPhone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>C\u1eadp nh\u1eadt 10\/2026: t\u00ean m\u1ee5c c\u00e0i \u0111\u1eb7t \u0111\u1ed1i chi\u1ebfu t\u00e0i li\u1ec7u tr\u1ee3 gi\u00fap Android c\u1ee7a Google v\u00e0 h\u01b0\u1edbng d\u1eabn 1.1.1.1 c\u1ee7a Cloudflare ng\u00e0y 27\/10\/2026. T\u00ean v\u00e0 v\u1ecb tr\u00ed m\u1ee5c kh\u00e1c nhau theo h\u00e3ng \u0111i\u1ec7n tho\u1ea1i (Samsung, Xiaomi, OPPO) v\u00e0 phi\u00ean b\u1ea3n; n\u1ebfu kh\u00f4ng th\u1ea5y, d\u00f9ng \u00f4 t\u00ecm ki\u1ebfm trong C\u00e0i \u0111\u1eb7t.<\/em><\/p>\n\n\n\n<h2 id=\"L\u1ed7i_DNS_PROBE_FINISHED_NXDOMAIN_tr\u00ean_\u0111i\u1ec7n_tho\u1ea1i_l\u00e0_g\u00ec?\">L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DNS_PROBE_FINISHED_NXDOMAIN l\u00e0 m\u00e3 l\u1ed7i c\u1ee7a Chrome v\u00e0 c\u00e1c tr\u00ecnh duy\u1ec7t nh\u00e2n Chromium, hi\u1ec7n khi truy v\u1ea5n DNS cho t\u00ean mi\u1ec1n nh\u1eadn v\u1ec1 k\u1ebft qu\u1ea3 NXDOMAIN. Tr\u00ean \u0111i\u1ec7n tho\u1ea1i, Chrome th\u01b0\u1eddng hi\u1ec7n &#8220;Kh\u00f4ng th\u1ec3 truy c\u1eadp trang web n\u00e0y&#8221; k\u00e8m m\u00e3 l\u1ed7i \u1edf d\u00f2ng cu\u1ed1i; Safari b\u00e1o &#8220;Safari kh\u00f4ng th\u1ec3 t\u00ecm th\u1ea5y m\u00e1y ch\u1ee7&#8221;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NXDOMAIN (Non-Existent Domain) l\u00e0 m\u00e3 tr\u1ea3 l\u1eddi s\u1ed1 3 trong giao th\u1ee9c DNS, theo <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc1035#section-4.1.1\" target=\"_blank\" rel=\"noopener nofollow\">RFC 1035<\/a>, ngh\u0129a l\u00e0 t\u00ean \u0111\u01b0\u1ee3c h\u1ecfi kh\u00f4ng t\u1ed3n t\u1ea1i. Theo <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc8020\" target=\"_blank\" rel=\"noopener nofollow\">RFC 8020<\/a>, khi m\u1ed9t t\u00ean tr\u1ea3 NXDOMAIN th\u00ec m\u1ecdi t\u00ean con c\u1ee7a n\u00f3 c\u0169ng coi l\u00e0 kh\u00f4ng t\u1ed3n t\u1ea1i, n\u00ean t\u00ean mi\u1ec1n ch\u00ednh l\u1ed7i k\u00e9o theo c\u1ea3 subdomain. K\u1ebft qu\u1ea3 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u t\u1ea1m, n\u00ean l\u1ed7i \u0111\u00f4i khi c\u00f2n hi\u1ec7n th\u00eam m\u1ed9t l\u00fac sau khi t\u00ean mi\u1ec1n \u0111\u00e3 s\u1eeda.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1600\" height=\"600\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome.webp\" alt=\"\u1ea2nh ch\u1ee5p trang l\u1ed7i c\u1ee7a Chrome khi m\u1edf t\u00ean mi\u1ec1n kh\u00f4ng t\u1ed3n t\u1ea1i vi-du-khong-ton-tai-27102026.vn: ti\u00eau \u0111\u1ec1 Kh\u00f4ng th\u1ec3 truy c\u1eadp trang web n\u00e0y, g\u1ee3i \u00fd ki\u1ec3m tra l\u1ed7i ch\u00ednh t\u1ea3, khoanh \u0111\u1ecf m\u00e3 l\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN\" class=\"wp-image-132591\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome.webp 1600w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome-300x113.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome-1024x384.webp 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome-768x288.webp 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-loi-chrome-1536x576.webp 1536w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"wp-element-caption\">\u1ea2nh ch\u1ee5p Chrome tr\u00ean m\u00e1y t\u00ednh Windows ng\u00e0y 27\/10\/2026, m\u1edf m\u1ed9t t\u00ean mi\u1ec1n ch\u01b0a \u0111\u0103ng k\u00fd; tra c\u00f9ng t\u00ean b\u1eb1ng nslookup qua 8.8.8.8 c\u0169ng nh\u1eadn k\u1ebft qu\u1ea3 Non-existent domain. Chrome tr\u00ean Android hi\u1ec7n c\u00f9ng ti\u00eau \u0111\u1ec1 v\u00e0 m\u00e3 l\u1ed7i, kh\u00f4ng c\u00f3 d\u00f2ng Ch\u1ea9n \u0111o\u00e1n m\u1ea1ng c\u1ee7a Windows.<\/figcaption><\/figure>\n\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_g\u00e2y_ra_l\u1ed7i_DNS_PROBE_FINISHED_NXDOMAIN\">Nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>G\u00f5 sai \u0111\u1ecba ch\u1ec9:<\/strong> th\u1eeba, thi\u1ebfu m\u1ed9t k\u00fd t\u1ef1 ho\u1eb7c sai \u0111u\u00f4i t\u00ean mi\u1ec1n (.vn thay v\u00ec .com.vn).<\/li>\n\n\n<li><strong>T\u00ean mi\u1ec1n ch\u01b0a tr\u1ecf ho\u1eb7c \u0111\u00e3 h\u1ebft h\u1ea1n:<\/strong> ch\u1ee7 website ch\u01b0a c\u1ea5u h\u00ecnh DNS, nameserver sai, ho\u1eb7c t\u00ean mi\u1ec1n b\u1ecb t\u1ea1m ng\u01b0ng.<\/li>\n\n\n<li><strong>M\u00e1y ch\u1ee7 DNS c\u1ee7a m\u1ea1ng g\u1eb7p s\u1ef1 c\u1ed1:<\/strong> router ho\u1eb7c DNS c\u1ee7a nh\u00e0 m\u1ea1ng tr\u1ea3 k\u1ebft qu\u1ea3 sai, ch\u1eadm c\u1eadp nh\u1eadt.<\/li>\n\n\n<li><strong>VPN, proxy, \u1ee9ng d\u1ee5ng ch\u1eb7n qu\u1ea3ng c\u00e1o:<\/strong> c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y thay DNS c\u1ee7a m\u00e1y v\u00e0 c\u00f3 th\u1ec3 ch\u1eb7n ho\u1eb7c kh\u00f4ng ph\u00e2n gi\u1ea3i \u0111\u01b0\u1ee3c t\u00ean mi\u1ec1n.<\/li>\n\n\n<li><strong>DNS ri\u00eang (Private DNS) c\u1ea5u h\u00ecnh sai:<\/strong> t\u00ean m\u00e1y ch\u1ee7 DNS g\u00f5 sai ho\u1eb7c m\u00e1y ch\u1ee7 \u0111\u00f3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n\n\n<li><strong>B\u1ed9 nh\u1edb \u0111\u1ec7m c\u0169:<\/strong> tr\u00ecnh duy\u1ec7t ho\u1eb7c h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u00f2n gi\u1eef k\u1ebft qu\u1ea3 &#8220;kh\u00f4ng t\u1ed3n t\u1ea1i&#8221; t\u1eeb l\u1ea7n truy c\u1eadp tr\u01b0\u1edbc.<\/li>\n\n\n<li><strong>T\u00ean mi\u1ec1n b\u1ecb ch\u1eb7n \u1edf c\u1ea5p nh\u00e0 m\u1ea1ng:<\/strong> m\u1ed9t s\u1ed1 trang b\u1ecb ch\u1eb7n b\u1eb1ng DNS; tr\u01b0\u1eddng h\u1ee3p n\u00e0y thu\u1ed9c ch\u00ednh s\u00e1ch, kh\u00f4ng ph\u1ea3i l\u1ed7i k\u1ef9 thu\u1eadt.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"T\u1ef1_ch\u1ea9n_\u0111o\u00e1n_nguy\u00ean_nh\u00e2n_tr\u01b0\u1edbc_khi_s\u1eeda\">T\u1ef1 ch\u1ea9n \u0111o\u00e1n nguy\u00ean nh\u00e2n tr\u01b0\u1edbc khi s\u1eeda<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ea9n \u0111o\u00e1n tr\u01b0\u1edbc gi\u00fap tr\u00e1nh \u0111\u1ed5i c\u00e0i \u0111\u1eb7t v\u00f4 \u00edch: n\u1ebfu nguy\u00ean nh\u00e2n n\u1eb1m \u1edf ph\u00eda website, \u0111\u1ed5i DNS hay \u0111\u1eb7t l\u1ea1i m\u1ea1ng tr\u00ean m\u00e1y \u0111\u1ec1u kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng. Ch\u1ec9 c\u1ea7n m\u1ed9t thi\u1ebft b\u1ecb kh\u00e1c ho\u1eb7c m\u1ed9t k\u1ebft n\u1ed1i kh\u00e1c \u0111\u1ec3 so s\u00e1nh, m\u1ea5t ch\u01b0a t\u1edbi m\u1ed9t ph\u00fat v\u00e0 cho bi\u1ebft n\u00ean s\u1eeda \u1edf \u0111i\u1ec7n tho\u1ea1i, \u1edf router hay b\u00e1o ch\u1ee7 website.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1400\" height=\"750\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-chan-doan.webp\" alt=\"S\u01a1 \u0111\u1ed3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i NXDOMAIN: nh\u1eadp l\u1ea1i URL, m\u1edf trang kh\u00e1c, th\u1eed 4G; kh\u00f4ng trang n\u00e0o v\u00e0o \u0111\u01b0\u1ee3c l\u00e0 l\u1ed7i \u1edf m\u00e1y (xem VPN), 4G v\u00e0o \u0111\u01b0\u1ee3c l\u00e0 l\u1ed7i Wi-Fi (\u0111\u1ed5i DNS), v\u1eabn l\u1ed7i l\u00e0 l\u1ed7i t\u00ean mi\u1ec1n (b\u00e1o ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb)\" class=\"wp-image-132589\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-chan-doan.webp 1400w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-chan-doan-300x161.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-chan-doan-1024x549.webp 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-chan-doan-768x411.webp 768w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<h2 id=\"C\u00e1ch_s\u1eeda_l\u1ed7i_DNS_PROBE_FINISHED_NXDOMAIN_tr\u00ean_\u0111i\u1ec7n_tho\u1ea1i\">C\u00e1ch s\u1eeda l\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 t\u00e1m c\u00e1ch s\u1eeda l\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i, x\u1ebfp t\u1eeb nhanh \u0111\u1ebfn l\u00e2u: ki\u1ec3m tra \u0111\u1ecba ch\u1ec9, kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y v\u00e0 router, \u0111\u1ed5i Wi-Fi sang 4G, t\u1eaft VPN, c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m, \u0111\u1ed5i DNS, xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m tr\u00ecnh duy\u1ec7t v\u00e0 \u0111\u1eb7t l\u1ea1i c\u00e0i \u0111\u1eb7t m\u1ea1ng. Sau m\u1ed7i c\u00e1ch, m\u1edf l\u1ea1i trang \u0111\u1ec3 ki\u1ec3m; kh\u00f4ng c\u1ea7n l\u00e0m h\u1ebft n\u1ebfu l\u1ed7i \u0111\u00e3 h\u1ebft.<\/p>\n\n\n\n<h3 id=\"1._Ki\u1ec3m_tra_l\u1ea1i_\u0111\u1ecba_ch\u1ec9_URL\">1. Ki\u1ec3m tra l\u1ea1i \u0111\u1ecba ch\u1ec9 URL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecdc l\u1ea1i \u0111\u1ecba ch\u1ec9 tr\u00ean thanh tr\u00ecnh duy\u1ec7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111u\u00f4i t\u00ean mi\u1ec1n v\u00e0 d\u1ea5u g\u1ea1ch. N\u1ebfu m\u1edf t\u1eeb link trong tin nh\u1eafn hay email, th\u1eed g\u00f5 tay t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a website. C\u1ea5u tr\u00fac m\u1ed9t \u0111\u1ecba ch\u1ec9 web xem t\u1ea1i <a href=\"https:\/\/tino.vn\/blog\/url-la-gi\/\">URL l\u00e0 g\u00ec<\/a>.<\/p>\n\n\n\n<h3 id=\"2._Kh\u1edfi_\u0111\u1ed9ng_l\u1ea1i_\u0111i\u1ec7n_tho\u1ea1i_v\u00e0_router\">2. Kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111i\u1ec7n tho\u1ea1i v\u00e0 router<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111i\u1ec7n tho\u1ea1i l\u00e0m m\u1edbi k\u1ebft n\u1ed1i m\u1ea1ng v\u00e0 b\u1ed9 nh\u1edb \u0111\u1ec7m DNS c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh. N\u1ebfu d\u00f9ng Wi-Fi t\u1ea1i nh\u00e0, t\u1eaft router kho\u1ea3ng 10\u201330 gi\u00e2y r\u1ed3i b\u1eadt l\u1ea1i, ch\u1edd \u0111\u00e8n Internet \u1ed5n \u0111\u1ecbnh m\u1edbi th\u1eed.<\/p>\n\n\n\n<h3 id=\"3._\u0110\u1ed5i_gi\u1eefa_Wi-Fi_v\u00e0_d\u1eef_li\u1ec7u_di_\u0111\u1ed9ng\">3. \u0110\u1ed5i gi\u1eefa Wi-Fi v\u00e0 d\u1eef li\u1ec7u di \u0111\u1ed9ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eaft Wi-Fi \u0111\u1ec3 d\u00f9ng 4G\/5G, ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i, r\u1ed3i m\u1edf l\u1ea1i trang. V\u00e0o \u0111\u01b0\u1ee3c b\u1eb1ng m\u1ea1ng c\u00f2n l\u1ea1i ngh\u0129a l\u00e0 DNS c\u1ee7a m\u1ea1ng \u0111ang l\u1ed7i; l\u00fac \u0111\u00f3 chuy\u1ec3n sang c\u00e1ch 6 \u0111\u1ec3 \u0111\u1ed5i DNS cho m\u1ea1ng Wi-Fi \u0111\u00f3.<\/p>\n\n\n\n<h3 id=\"4._T\u1eaft_VPN,_proxy_v\u00e0_\u1ee9ng_d\u1ee5ng_ch\u1eb7n_qu\u1ea3ng_c\u00e1o\">4. T\u1eaft VPN, proxy v\u00e0 \u1ee9ng d\u1ee5ng ch\u1eb7n qu\u1ea3ng c\u00e1o<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/tino.vn\/blog\/vpn-la-gi\/\">VPN<\/a>, <a href=\"https:\/\/tino.vn\/blog\/proxy-server-la-gi\/\">proxy<\/a> v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng ch\u1eb7n qu\u1ea3ng c\u00e1o th\u01b0\u1eddng thay m\u00e1y ch\u1ee7 DNS c\u1ee7a \u0111i\u1ec7n tho\u1ea1i. T\u1eaft t\u1ea1m t\u1eebng \u1ee9ng d\u1ee5ng r\u1ed3i th\u1eed l\u1ea1i. N\u1ebfu t\u1eaft xong l\u00e0 v\u00e0o \u0111\u01b0\u1ee3c, c\u1ea5u h\u00ecnh l\u1ea1i \u1ee9ng d\u1ee5ng \u0111\u00f3 ho\u1eb7c th\u00eam website v\u00e0o danh s\u00e1ch cho ph\u00e9p.<\/p>\n\n\n\n<h3 id=\"5._C\u1eadp_nh\u1eadt_h\u1ec7_\u0111i\u1ec1u_h\u00e0nh_v\u00e0_tr\u00ecnh_duy\u1ec7t\">5. C\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 tr\u00ecnh duy\u1ec7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3n c\u1eadp nh\u1eadt s\u1eeda c\u00e1c l\u1ed7i m\u1ea1ng c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 tr\u00ecnh duy\u1ec7t. C\u1eadp nh\u1eadt Chrome tr\u00ean CH Play, Safari \u0111i k\u00e8m b\u1ea3n c\u1eadp nh\u1eadt iOS.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Android (Pixel, Android g\u1ed1c):<\/strong> C\u00e0i \u0111\u1eb7t \u2192 H\u1ec7 th\u1ed1ng \u2192 C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m.<\/li>\n\n\n<li><strong>Samsung:<\/strong> C\u00e0i \u0111\u1eb7t \u2192 C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m \u2192 T\u1ea3i v\u1ec1 v\u00e0 c\u00e0i \u0111\u1eb7t.<\/li>\n\n\n<li><strong>iPhone:<\/strong> C\u00e0i \u0111\u1eb7t \u2192 C\u00e0i \u0111\u1eb7t chung \u2192 C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"6._Thay_\u0111\u1ed5i_c\u00e0i_\u0111\u1eb7t_DNS\">6. Thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t DNS<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed5i DNS gi\u00fap \u0111i\u1ec7n tho\u1ea1i h\u1ecfi m\u1ed9t m\u00e1y ch\u1ee7 DNS c\u00f4ng c\u1ed9ng thay cho DNS c\u1ee7a router hay nh\u00e0 m\u1ea1ng. Hai l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn l\u00e0 Google Public DNS (8.8.8.8, 8.8.4.4) v\u00e0 Cloudflare (1.1.1.1, 1.0.0.1).<\/p>\n\n\n\n<h4 id=\"Android:_d\u00f9ng_DNS_ri\u00eang_(Private_DNS)\">Android: d\u00f9ng DNS ri\u00eang (Private DNS)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Theo <a href=\"https:\/\/support.google.com\/android\/answer\/9654714?hl=vi\" target=\"_blank\" rel=\"noopener nofollow\">tr\u1ee3 gi\u00fap Android c\u1ee7a Google<\/a>, m\u1edf <strong>C\u00e0i \u0111\u1eb7t \u2192 M\u1ea1ng v\u00e0 Internet \u2192 DNS ri\u00eang<\/strong>, ch\u1ecdn <strong>T\u00ean m\u00e1y ch\u1ee7 c\u1ee7a nh\u00e0 cung c\u1ea5p DNS ri\u00eang<\/strong>, nh\u1eadp <code>dns.google<\/code> (<a href=\"https:\/\/developers.google.com\/speed\/public-dns\/docs\/dns-over-tls\" target=\"_blank\" rel=\"noopener nofollow\">Google<\/a>) ho\u1eb7c <code>one.one.one.one<\/code> (<a href=\"https:\/\/developers.cloudflare.com\/1.1.1.1\/setup\/android\/\" target=\"_blank\" rel=\"noopener nofollow\">Cloudflare<\/a>) r\u1ed3i <strong>L\u01b0u<\/strong>. C\u00e0i \u0111\u1eb7t n\u00e0y \u00e1p d\u1ee5ng cho c\u1ea3 Wi-Fi v\u00e0 4G. Tr\u00ean Samsung, m\u1ee5c n\u1eb1m \u1edf C\u00e0i \u0111\u1eb7t \u2192 K\u1ebft n\u1ed1i \u2192 C\u00e0i \u0111\u1eb7t k\u1ebft n\u1ed1i kh\u00e1c \u2192 DNS ri\u00eang.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"760\" height=\"600\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-android-dns-rieng.webp\" alt=\"\u1ea2nh ch\u1ee5p m\u1ee5c DNS ri\u00eang tr\u00ean trang Tr\u1ee3 gi\u00fap Android c\u1ee7a Google: m\u1edf C\u00e0i \u0111\u1eb7t, nh\u1ea5n M\u1ea1ng v\u00e0 Internet r\u1ed3i DNS ri\u00eang, ch\u1ecdn T\u1eaft, T\u1ef1 \u0111\u1ed9ng ho\u1eb7c T\u00ean m\u00e1y ch\u1ee7 c\u1ee7a nh\u00e0 cung c\u1ea5p DNS ri\u00eang, nh\u1ea5n L\u01b0u; khoanh \u0111\u1ecf M\u1ea1ng v\u00e0 Internet v\u00e0 T\u00ean m\u00e1y ch\u1ee7 c\u1ee7a nh\u00e0 cung c\u1ea5p DNS ri\u00eang\" class=\"wp-image-132588\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-android-dns-rieng.webp 760w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-android-dns-rieng-300x237.webp 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><figcaption class=\"wp-element-caption\">\u1ea2nh ch\u1ee5p trang <a href=\"https:\/\/support.google.com\/android\/answer\/9654714?hl=vi\" target=\"_blank\" rel=\"noopener nofollow\">Qu\u1ea3n l\u00fd c\u00e1c t\u00f9y ch\u1ecdn c\u00e0i \u0111\u1eb7t m\u1ea1ng n\u00e2ng cao tr\u00ean \u0111i\u1ec7n tho\u1ea1i Android<\/a> (Tr\u1ee3 gi\u00fap Android, Google) ng\u00e0y 28\/10\/2026, m\u1ee5c DNS ri\u00eang. Trang \u00e1p d\u1ee5ng cho Android 12 tr\u1edf l\u00ean; t\u00ean m\u1ee5c tr\u00ean m\u00e1y Samsung, Xiaomi, OPPO c\u00f3 th\u1ec3 kh\u00e1c.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>N\u1ebfu DNS ri\u00eang \u0111ang b\u1eadt v\u1edbi m\u1ed9t t\u00ean m\u00e1y ch\u1ee7 l\u1ea1 (do \u1ee9ng d\u1ee5ng hay ng\u01b0\u1eddi kh\u00e1c c\u00e0i), l\u1ed7i NXDOMAIN c\u00f3 th\u1ec3 do ch\u00ednh m\u00e1y ch\u1ee7 \u0111\u00f3. Ch\u1ecdn <strong>T\u1ef1 \u0111\u1ed9ng<\/strong> ho\u1eb7c <strong>T\u1eaft<\/strong> \u0111\u1ec3 th\u1eed l\u1ea1i.<\/em><\/p>\n\n\n\n<h4 id=\"Android:_\u0111\u1eb7t_DNS_cho_m\u1ed9t_m\u1ea1ng_Wi-Fi\">Android: \u0111\u1eb7t DNS cho m\u1ed9t m\u1ea1ng Wi-Fi<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede m\u1ed9t s\u1ed1 m\u00e1y Android, c\u00f3 th\u1ec3 \u0111\u1eb7t DNS ri\u00eang cho t\u1eebng m\u1ea1ng: C\u00e0i \u0111\u1eb7t \u2192 Wi-Fi \u2192 ch\u1ea1m bi\u1ec3u t\u01b0\u1ee3ng b\u00e1nh r\u0103ng c\u1ee7a m\u1ea1ng \u2192 S\u1eeda (ho\u1eb7c Tu\u1ef3 ch\u1ecdn n\u00e2ng cao) \u2192 C\u00e0i \u0111\u1eb7t IP: <strong>T\u0129nh<\/strong>, nh\u1eadp DNS 1 l\u00e0 <code>8.8.8.8<\/code>, DNS 2 l\u00e0 <code>8.8.4.4<\/code>. C\u00e1ch n\u00e0y bu\u1ed9c nh\u1eadp c\u1ea3 \u0111\u1ecba ch\u1ec9 IP t\u0129nh cho m\u00e1y, n\u00ean \u01b0u ti\u00ean DNS ri\u00eang \u1edf tr\u00ean.<\/p>\n\n\n\n<h4 id=\"iPhone,_iPad\">iPhone, iPad<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Theo <a href=\"https:\/\/developers.cloudflare.com\/1.1.1.1\/setup\/ios\/\" target=\"_blank\" rel=\"noopener nofollow\">h\u01b0\u1edbng d\u1eabn c\u1ee7a Cloudflare<\/a>: <strong>C\u00e0i \u0111\u1eb7t \u2192 Wi-Fi<\/strong>, ch\u1ea1m bi\u1ec3u t\u01b0\u1ee3ng (i) c\u1ea1nh m\u1ea1ng \u0111ang k\u1ebft n\u1ed1i \u2192 <strong>\u0110\u1ecbnh c\u1ea5u h\u00ecnh DNS<\/strong> \u2192 <strong>Th\u1ee7 c\u00f4ng<\/strong> \u2192 <strong>Th\u00eam m\u00e1y ch\u1ee7<\/strong>, nh\u1eadp <code>1.1.1.1<\/code> v\u00e0 <code>1.0.0.1<\/code> (ho\u1eb7c <code>8.8.8.8<\/code>, <code>8.8.4.4<\/code>), xo\u00e1 m\u00e1y ch\u1ee7 c\u0169 r\u1ed3i ch\u1ea1m <strong>L\u01b0u<\/strong>. C\u00e0i \u0111\u1eb7t ch\u1ec9 \u00e1p d\u1ee5ng cho m\u1ea1ng Wi-Fi \u0111\u00f3, kh\u00f4ng \u00e1p d\u1ee5ng cho 4G.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-ios-cau-hinh-dns.webp\" alt=\"\u1ea2nh ch\u1ee5p m\u1ee5c Configure 1.1.1.1 manually trong h\u01b0\u1edbng d\u1eabn iOS c\u1ee7a Cloudflare: ghi ch\u00fa c\u1ea5u h\u00ecnh th\u1ee7 c\u00f4ng ch\u1ec9 \u00e1p d\u1ee5ng cho m\u1ea1ng Wi-Fi \u0111ang k\u1ebft n\u1ed1i, kh\u00f4ng d\u00f9ng cho m\u1ea1ng di \u0111\u1ed9ng; c\u00e1c b\u01b0\u1edbc Settings, Wi-Fi, bi\u1ec3u t\u01b0\u1ee3ng i, khoanh \u0111\u1ecf Configure DNS v\u00e0 Automatic chuy\u1ec3n sang Manual, Add Server\" class=\"wp-image-132590\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-ios-cau-hinh-dns.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-sua-loi-dns-probe-finished-nxdomain-tren-dien-thoai-ios-cau-hinh-dns-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">\u1ea2nh ch\u1ee5p trang <a href=\"https:\/\/developers.cloudflare.com\/1.1.1.1\/setup\/ios\/\" target=\"_blank\" rel=\"noopener nofollow\">Set up 1.1.1.1 on iOS<\/a> (Cloudflare Docs, ti\u1ebfng Anh) ng\u00e0y 28\/10\/2026. Tr\u00ean iPhone ti\u1ebfng Vi\u1ec7t: C\u00e0i \u0111\u1eb7t \u2192 Wi-Fi \u2192 (i) \u2192 \u0110\u1ecbnh c\u1ea5u h\u00ecnh DNS \u2192 Th\u1ee7 c\u00f4ng \u2192 Th\u00eam m\u00e1y ch\u1ee7.<\/figcaption><\/figure>\n\n\n\n<h3 id=\"7._Xo\u00e1_b\u1ed9_nh\u1edb_\u0111\u1ec7m_c\u1ee7a_tr\u00ecnh_duy\u1ec7t\">7. Xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m c\u1ee7a tr\u00ecnh duy\u1ec7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m gi\u00fap tr\u00ecnh duy\u1ec7t b\u1ecf k\u1ebft qu\u1ea3 &#8220;kh\u00f4ng t\u1ed3n t\u1ea1i&#8221; \u0111\u00e3 l\u01b0u. V\u1edbi Chrome, xo\u00e1 th\u00eam b\u1ed9 nh\u1edb \u0111\u1ec7m DNS ri\u00eang c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chrome tr\u00ean Android:<\/strong> m\u1edf <code>chrome:\/\/net-internals\/#dns<\/code> tr\u00ean thanh \u0111\u1ecba ch\u1ec9, ch\u1ea1m <strong>Clear host cache<\/strong>; n\u1ebfu ch\u01b0a h\u1ebft, v\u00e0o C\u00e0i \u0111\u1eb7t \u2192 \u1ee8ng d\u1ee5ng \u2192 Chrome \u2192 B\u1ed9 nh\u1edb \u2192 <strong>Xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m<\/strong> (kh\u00f4ng ch\u1ecdn Xo\u00e1 d\u1eef li\u1ec7u n\u1ebfu kh\u00f4ng mu\u1ed1n m\u1ea5t m\u1eadt kh\u1ea9u, th\u1ebb \u0111\u00e3 m\u1edf).<\/li>\n\n\n<li><strong>Safari tr\u00ean iPhone:<\/strong> C\u00e0i \u0111\u1eb7t \u2192 \u1ee8ng d\u1ee5ng \u2192 Safari \u2192 <strong>Xo\u00e1 l\u1ecbch s\u1eed v\u00e0 d\u1eef li\u1ec7u trang web<\/strong> (iOS b\u1ea3n c\u0169: C\u00e0i \u0111\u1eb7t \u2192 Safari).<\/li>\n<\/ul>\n\n\n\n<h3 id=\"8._\u0110\u1eb7t_l\u1ea1i_c\u00e0i_\u0111\u1eb7t_m\u1ea1ng\">8. \u0110\u1eb7t l\u1ea1i c\u00e0i \u0111\u1eb7t m\u1ea1ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c c\u00e1ch tr\u00ean kh\u00f4ng hi\u1ec7u qu\u1ea3 m\u00e0 m\u1ecdi trang \u0111\u1ec1u l\u1ed7i, \u0111\u1eb7t l\u1ea1i c\u00e0i \u0111\u1eb7t m\u1ea1ng \u0111\u1ec3 xo\u00e1 c\u1ea5u h\u00ecnh Wi-Fi, VPN, DNS \u0111\u00e3 \u0111\u1eb7t tay. Thao t\u00e1c n\u00e0y xo\u00e1 m\u1eadt kh\u1ea9u Wi-Fi \u0111\u00e3 l\u01b0u.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Android:<\/strong> C\u00e0i \u0111\u1eb7t \u2192 H\u1ec7 th\u1ed1ng \u2192 Tu\u1ef3 ch\u1ecdn \u0111\u1eb7t l\u1ea1i \u2192 \u0110\u1eb7t l\u1ea1i Wi-Fi, di \u0111\u1ed9ng v\u00e0 Bluetooth.<\/li>\n\n\n<li><strong>iPhone:<\/strong> C\u00e0i \u0111\u1eb7t \u2192 C\u00e0i \u0111\u1eb7t chung \u2192 Chuy\u1ec3n ho\u1eb7c \u0111\u1eb7t l\u1ea1i iPhone \u2192 \u0110\u1eb7t l\u1ea1i \u2192 \u0110\u1eb7t l\u1ea1i c\u00e0i \u0111\u1eb7t m\u1ea1ng.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"Khi_l\u1ed7i_n\u1eb1m_\u1edf_t\u00ean_mi\u1ec1n:_ch\u1ee7_website_c\u1ea7n_ki\u1ec3m_g\u00ec?\">Khi l\u1ed7i n\u1eb1m \u1edf t\u00ean mi\u1ec1n: ch\u1ee7 website c\u1ea7n ki\u1ec3m g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu m\u1ecdi m\u1ea1ng v\u00e0 m\u1ecdi thi\u1ebft b\u1ecb \u0111\u1ec1u b\u00e1o NXDOMAIN cho c\u00f9ng m\u1ed9t website, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c tr\u00ean \u0111i\u1ec7n tho\u1ea1i; ch\u1ee7 website c\u1ea7n ki\u1ec3m t\u00ean mi\u1ec1n. Ba nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p l\u00e0 t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n, nameserver khai b\u00e1o sai v\u00e0 thi\u1ebfu b\u1ea3n ghi cho \u0111\u00fang t\u00ean \u0111ang \u0111\u01b0\u1ee3c truy c\u1eadp.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ki\u1ec3m h\u1ea1n t\u00ean mi\u1ec1n: <a href=\"https:\/\/tino.vn\/blog\/kiem-tra-thong-tin-ten-mien\/\">c\u00e1ch ki\u1ec3m tra t\u00ean mi\u1ec1n c\u00f2n h\u1ea1n s\u1eed d\u1ee5ng<\/a>.<\/li>\n\n\n<li>Ki\u1ec3m nameserver \u0111ang d\u00f9ng c\u00f3 \u0111\u00fang n\u01a1i qu\u1ea3n l\u00fd DNS kh\u00f4ng: <a href=\"https:\/\/tino.vn\/blog\/name-servers-la-gi\/\">name server l\u00e0 g\u00ec<\/a>.<\/li>\n\n\n<li>Ki\u1ec3m b\u1ea3n ghi A ho\u1eb7c <a href=\"https:\/\/tino.vn\/blog\/cname-la-gi\/\">CNAME<\/a> cho c\u1ea3 t\u00ean mi\u1ec1n ch\u00ednh v\u00e0 <code>www<\/code>, subdomain \u0111ang \u0111\u01b0\u1ee3c truy c\u1eadp.<\/li>\n\n\n<li>Th\u1eed ph\u00e2n gi\u1ea3i t\u1eeb m\u00e1y t\u00ednh b\u1eb1ng l\u1ec7nh d\u01b0\u1edbi \u0111\u00e2y; d\u00f2ng &#8220;Non-existent domain&#8221; x\u00e1c nh\u1eadn l\u1ed7i \u1edf ph\u00eda DNS c\u1ee7a t\u00ean mi\u1ec1n.<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nslookup example.vn 8.8.8.8<\/code><\/pre>\n\n\n\n<h2 id=\"L\u1ed7i_DNS_PROBE_FINISHED_NXDOMAIN_tr\u00ean_m\u00e1y_t\u00ednh\">L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean m\u00e1y t\u00ednh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ed7i tr\u00ean m\u00e1y t\u00ednh c\u00f3 c\u00f9ng nguy\u00ean nh\u00e2n v\u00e0 c\u00e1ch ch\u1ea9n \u0111o\u00e1n nh\u01b0 tr\u00ean \u0111i\u1ec7n tho\u1ea1i. Kh\u00e1c bi\u1ec7t l\u00e0 tr\u00ean Windows c\u00f3 th\u1ec3 xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m DNS b\u1eb1ng l\u1ec7nh; xem <a href=\"https:\/\/tino.vn\/blog\/ipconfig-flushdns-la-gi\/\">ipconfig \/flushdns l\u00e0 g\u00ec<\/a>, c\u00f3 h\u01b0\u1edbng d\u1eabn cho c\u1ea3 macOS, Linux v\u00e0 tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n<h2 id=\"K\u1ebft_lu\u1eadn\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DNS_PROBE_FINISHED_NXDOMAIN l\u00e0 l\u1ed7i ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n, th\u01b0\u1eddng do m\u1ea1ng, VPN ho\u1eb7c DNS c\u1ee7a \u0111i\u1ec7n tho\u1ea1i v\u00e0 x\u1eed l\u00fd \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch \u0111\u1ed5i m\u1ea1ng, \u0111\u1ed5i DNS, xo\u00e1 b\u1ed9 nh\u1edb \u0111\u1ec7m. N\u1ebfu \u1edf m\u1ea1ng n\u00e0o c\u0169ng l\u1ed7i v\u1edbi c\u00f9ng m\u1ed9t website, h\u00e3y b\u00e1o ch\u1ee7 website ki\u1ec3m h\u1ea1n t\u00ean mi\u1ec1n, nameserver v\u00e0 b\u1ea3n ghi DNS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u00e0i vi\u1ebft li\u00ean quan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/tino.vn\/blog\/dns-la-gi\/\">DNS l\u00e0 g\u00ec<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/ipconfig-flushdns-la-gi\/\">C\u00e1ch xo\u00e1 cache DNS b\u1eb1ng ipconfig \/flushdns<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/name-servers-la-gi\/\">Name server l\u00e0 g\u00ec<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/dia-chi-ip-la-gi\/\">\u0110\u1ecba ch\u1ec9 IP l\u00e0 g\u00ec<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/isp-la-gi\/\">ISP l\u00e0 g\u00ec<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea7n t\u00ean mi\u1ec1n cho website? <a href=\"https:\/\/tino.vn\/ten-mien\">\u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n t\u1ea1i Tino<\/a>: ki\u1ec3m tra t\u00ean mi\u1ec1n c\u00f2n tr\u1ed1ng, \u0111\u0103ng k\u00fd .vn v\u00e0 qu\u1ed1c t\u1ebf, qu\u1ea3n l\u00fd DNS trong m\u1ed9t t\u00e0i kho\u1ea3n. Xem gi\u00e1 tr\u00ean trang s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 id=\"C\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"C\u00f3_c\u1ea7n_li\u00ean_h\u1ec7_nh\u00e0_cung_c\u1ea5p_d\u1ecbch_v\u1ee5_Internet_kh\u00f4ng?\">C\u00f3 c\u1ea7n li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">C\u1ea7n khi l\u1ed7i ch\u1ec9 x\u1ea3y ra tr\u00ean m\u1ea1ng c\u1ee7a m\u1ed9t nh\u00e0 m\u1ea1ng, c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c c\u00f9ng m\u1ea1ng c\u0169ng l\u1ed7i v\u00e0 \u0111\u1ed5i DNS sang 8.8.8.8 hay 1.1.1.1 v\u1eabn kh\u00f4ng h\u1ebft. Khi g\u1ecdi, b\u00e1o t\u00ean mi\u1ec1n b\u1ecb l\u1ed7i, th\u1eddi \u0111i\u1ec3m v\u00e0 m\u00e3 l\u1ed7i \u0111\u1ec3 nh\u00e0 m\u1ea1ng ki\u1ec3m h\u1ec7 th\u1ed1ng DNS c\u1ee7a h\u1ecd.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u1ed7i_DNS_PROBE_FINISHED_NXDOMAIN_c\u00f3_h\u1ea1i_cho_\u0111i\u1ec7n_tho\u1ea1i_kh\u00f4ng?\">L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN c\u00f3 h\u1ea1i cho \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. L\u1ed7i ch\u1ec9 cho bi\u1ebft \u0111i\u1ec7n tho\u1ea1i ch\u01b0a t\u00ecm \u0111\u01b0\u1ee3c \u0111\u1ecba ch\u1ec9 IP c\u1ee7a trang web, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng ph\u1ea7n c\u1ee9ng hay d\u1eef li\u1ec7u tr\u00ean m\u00e1y. C\u1ea7n th\u1eadn tr\u1ecdng khi l\u1ed7i xu\u1ea5t hi\u1ec7n sau khi c\u00e0i \u1ee9ng d\u1ee5ng VPN, ch\u1eb7n qu\u1ea3ng c\u00e1o l\u1ea1, v\u00ec \u1ee9ng d\u1ee5ng \u0111\u00f3 \u0111ang \u0111i\u1ec1u khi\u1ec3n DNS c\u1ee7a m\u00e1y.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"DNS_PROBE_POSSIBLE_kh\u00e1c_g\u00ec_DNS_PROBE_FINISHED_NXDOMAIN?\">DNS_PROBE_POSSIBLE kh\u00e1c g\u00ec DNS_PROBE_FINISHED_NXDOMAIN?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">DNS_PROBE_FINISHED_NXDOMAIN ngh\u0129a l\u00e0 \u0111\u00e3 nh\u1eadn c\u00e2u tr\u1ea3 l\u1eddi &#8220;t\u00ean mi\u1ec1n kh\u00f4ng t\u1ed3n t\u1ea1i&#8221;. DNS_PROBE_POSSIBLE l\u00e0 Chrome \u0111ang ho\u1eb7c ch\u01b0a ch\u1ea9n \u0111o\u00e1n xong v\u1ea5n \u0111\u1ec1 DNS, th\u01b0\u1eddng g\u1eb7p khi k\u1ebft n\u1ed1i ch\u1eadp ch\u1eddn ho\u1eb7c ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt ch\u1eb7n truy v\u1ea5n; c\u00e1ch x\u1eed l\u00fd t\u01b0\u01a1ng t\u1ef1: \u0111\u1ed5i m\u1ea1ng, t\u1eaft VPN, \u0111\u1ed5i DNS.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"C\u00f3 c\u1ea7n li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u1ea7n khi l\u1ed7i ch\u1ec9 x\u1ea3y ra tr\u00ean m\u1ea1ng c\u1ee7a m\u1ed9t nh\u00e0 m\u1ea1ng, c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c c\u00f9ng m\u1ea1ng c\u0169ng l\u1ed7i v\u00e0 \u0111\u1ed5i DNS sang 8.8.8.8 hay 1.1.1.1 v\u1eabn kh\u00f4ng h\u1ebft. Khi g\u1ecdi, b\u00e1o t\u00ean mi\u1ec1n b\u1ecb l\u1ed7i, th\u1eddi \u0111i\u1ec3m v\u00e0 m\u00e3 l\u1ed7i \u0111\u1ec3 nh\u00e0 m\u1ea1ng ki\u1ec3m h\u1ec7 th\u1ed1ng DNS c\u1ee7a h\u1ecd.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN c\u00f3 h\u1ea1i cho \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Kh\u00f4ng. L\u1ed7i ch\u1ec9 cho bi\u1ebft \u0111i\u1ec7n tho\u1ea1i ch\u01b0a t\u00ecm \u0111\u01b0\u1ee3c \u0111\u1ecba ch\u1ec9 IP c\u1ee7a trang web, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng ph\u1ea7n c\u1ee9ng hay d\u1eef li\u1ec7u tr\u00ean m\u00e1y. C\u1ea7n th\u1eadn tr\u1ecdng khi l\u1ed7i xu\u1ea5t hi\u1ec7n sau khi c\u00e0i \u1ee9ng d\u1ee5ng VPN, ch\u1eb7n qu\u1ea3ng c\u00e1o l\u1ea1, v\u00ec \u1ee9ng d\u1ee5ng \u0111\u00f3 \u0111ang \u0111i\u1ec1u khi\u1ec3n DNS c\u1ee7a m\u00e1y.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"DNS_PROBE_POSSIBLE kh\u00e1c g\u00ec DNS_PROBE_FINISHED_NXDOMAIN?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>DNS_PROBE_FINISHED_NXDOMAIN ngh\u0129a l\u00e0 \u0111\u00e3 nh\u1eadn c\u00e2u tr\u1ea3 l\u1eddi \\\"t\u00ean mi\u1ec1n kh\u00f4ng t\u1ed3n t\u1ea1i\\\". DNS_PROBE_POSSIBLE l\u00e0 Chrome \u0111ang ho\u1eb7c ch\u01b0a ch\u1ea9n \u0111o\u00e1n xong v\u1ea5n \u0111\u1ec1 DNS, th\u01b0\u1eddng g\u1eb7p khi k\u1ebft n\u1ed1i ch\u1eadp ch\u1eddn ho\u1eb7c ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt ch\u1eb7n truy v\u1ea5n; c\u00e1ch x\u1eed l\u00fd t\u01b0\u01a1ng t\u1ef1: \u0111\u1ed5i m\u1ea1ng, t\u1eaft VPN, \u0111\u1ed5i DNS.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ed7i DNS_PROBE_FINISHED_NXDOMAIN tr\u00ean \u0111i\u1ec7n tho\u1ea1i ngh\u0129a l\u00e0 m\u00e1y ch\u1ee7 DNS m\u00e0 \u0111i\u1ec7n tho\u1ea1i \u0111ang d\u00f9ng tr\u1ea3 l\u1eddi &#8220;t\u00ean mi\u1ec1n kh\u00f4ng t\u1ed3n t\u1ea1i&#8221;, n\u00ean tr\u00ecnh duy\u1ec7t kh\u00f4ng c\u00f3 \u0111\u1ecba ch\u1ec9 IP \u0111\u1ec3 m\u1edf trang. C\u00e1ch s\u1eeda theo th\u1ee9 t\u1ef1: g\u00f5 l\u1ea1i \u0111\u1ecba ch\u1ec9, chuy\u1ec3n Wi-Fi sang 4G \u0111\u1ec3 th\u1eed, t\u1eaft VPN ho\u1eb7c DNS ri\u00eang, \u0111\u1ed5i DNS [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":132541,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7719],"tags":[5660],"class_list":["post-102064","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ten-mien","tag-ten-mien"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/102064","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=102064"}],"version-history":[{"count":5,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/102064\/revisions"}],"predecessor-version":[{"id":132715,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/102064\/revisions\/132715"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/132541"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=102064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=102064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=102064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}