{"id":46913,"date":"2024-06-27T21:31:48","date_gmt":"2024-06-27T21:31:48","guid":{"rendered":"https:\/\/noticiatecnologia.com\/?p=46913"},"modified":"2026-08-15T00:29:06","modified_gmt":"2026-08-15T00:29:06","slug":"dns-tot-nhat-de-su-dung-o-brazil-vao-nam-2024","status":"publish","type":"post","link":"https:\/\/noticiatecnologia.com\/vi\/melhores-dns-para-usar-no-brasil-em-2024\/","title":{"rendered":"C\u00e1c m\u00e1y ch\u1ee7 DNS mi\u1ec5n ph\u00ed t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i Brazil: nh\u1eefng l\u1ef1a ch\u1ecdn nhanh nh\u1ea5t v\u00e0 an to\u00e0n nh\u1ea5t."},"content":{"rendered":"<p class=\"wp-block-paragraph\">Thay \u0111\u1ed5i m\u00e1y ch\u1ee7 DNS l\u00e0 m\u1ed9t trong nh\u1eefng thi\u1ebft l\u1eadp \u0111\u01a1n gi\u1ea3n nh\u1ea5t b\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh tr\u00ean \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, m\u00e1y t\u00ednh v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn c\u1ee7a m\u00ecnh\u2014v\u00e0 c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng thi\u1ebft l\u1eadp \u00edt \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch nh\u1ea5t. DNS l\u00e0 &quot;s\u1ed5 \u0111i\u1ec7n tho\u1ea1i&quot; c\u1ee7a internet: khi b\u1ea1n nh\u1eadp m\u1ed9t \u0111\u1ecba ch\u1ec9, n\u00f3 s\u1ebd d\u1ecbch t\u00ean trang web th\u00e0nh s\u1ed1 hi\u1ec7u c\u1ee7a m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef trang \u0111\u00f3. N\u1ebfu qu\u00e1 tr\u00ecnh d\u1ecbch n\u00e0y m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian, m\u1ecdi th\u1ee9 s\u1ebd c\u00f3 v\u1ebb ch\u1eadm, ngay c\u1ea3 v\u1edbi g\u00f3i internet t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 nh\u1eefng m\u00e1y ch\u1ee7 DNS c\u00f4ng c\u1ed9ng mi\u1ec5n ph\u00ed th\u01b0\u1eddng ph\u1ea3n h\u1ed3i nhanh h\u01a1n so v\u1edbi DNS ti\u00eau chu\u1ea9n c\u1ee7a nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP) v\u00e0 c\u0169ng ch\u1eb7n \u0111\u01b0\u1ee3c c\u00e1c t\u00ean mi\u1ec1n \u0111\u1ed9c h\u1ea1i \u0111\u00e3 bi\u1ebft. D\u01b0\u1edbi \u0111\u00e2y b\u1ea1n s\u1ebd t\u00ecm th\u1ea5y c\u00e1c t\u00f9y ch\u1ecdn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u1edf Brazil, c\u00f9ng v\u1edbi \u0111\u1ecba ch\u1ec9 c\u1ee7a t\u1eebng m\u00e1y ch\u1ee7, t\u00e1c d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a vi\u1ec7c thay \u0111\u1ed5i v\u00e0 nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a n\u00f3 trong s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ee9c n\u0103ng v\u00e0 nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a vi\u1ec7c chuy\u1ec3n m\u1ea1ch DNS.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi \u0111\u1ebfn v\u1edbi danh s\u00e1ch, \u0111i\u1ec1u \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 c\u1ea7n th\u1ed1ng nh\u1ea5t k\u1ef3 v\u1ecdng, b\u1edfi v\u00ec c\u00f3 r\u1ea5t nhi\u1ec1u th\u00f4ng tin sai l\u1ec7ch \u0111ang lan truy\u1ec1n v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y. Thay \u0111\u1ed5i DNS <strong>Vi\u1ec7c n\u00e0y kh\u00f4ng l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 \u0111\u00e3 th\u1ecfa thu\u1eadn trong g\u00f3i c\u01b0\u1edbc c\u1ee7a b\u1ea1n.<\/strong>. N\u1ebfu b\u1ea1n c\u00f3 100 MB, b\u1ea1n s\u1ebd v\u1eabn c\u00f3 100 MB. \u0110i\u1ec1u thay \u0111\u1ed5i l\u00e0 th\u1eddi gian ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n, \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng mili gi\u00e2y: m\u00e1y ch\u1ee7 DNS g\u1ea7n h\u01a1n v\u00e0 nhanh h\u01a1n s\u1ebd gi\u00fap trang t\u1ea3i nhanh h\u01a1n. <em>\u0111\u1ec3 b\u1eaft \u0111\u1ea7u<\/em> \u0110ang t\u1ea3i tr\u01b0\u1edbc. Tr\u00ean c\u00e1c k\u1ebft n\u1ed1i c\u00f3 DNS ch\u1eadm, s\u1ef1 kh\u00e1c bi\u1ec7t r\u1ea5t r\u00f5 r\u1ec7t; tr\u00ean nh\u1eefng k\u1ebft n\u1ed1i \u0111\u00e3 c\u00f3 DNS t\u1ed1t, s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y kh\u00e1 nh\u1ecf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n bi\u1ebft th\u00eam l\u00e0 DNS c\u00f4ng c\u1ed9ng <strong>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 VPN.<\/strong> V\u00e0 n\u00f3 kh\u00f4ng che gi\u1ea5u ho\u1ea1t \u0111\u1ed9ng duy\u1ec7t web c\u1ee7a b\u1ea1n kh\u1ecfi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet. N\u00f3 kh\u00f4ng thay \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 IP c\u1ee7a b\u1ea1n v\u00e0 kh\u00f4ng m\u1edf kh\u00f3a c\u00e1c danh m\u1ee5c ph\u00e1t tr\u1ef1c tuy\u1ebfn t\u1eeb c\u00e1c qu\u1ed1c gia kh\u00e1c. V\u00e0 m\u1eb7c d\u00f9 nhi\u1ec1u trang web ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n l\u1eeba \u0111\u1ea3o v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u00e3 bi\u1ebft, \u0111\u00e2y ch\u1ec9 l\u00e0 m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 b\u1ed5 sung\u2014n\u00f3 kh\u00f4ng thay th\u1ebf ph\u1ea7n m\u1ec1m ch\u1ed1ng virus, m\u1eadt kh\u1ea9u m\u1ea1nh ho\u1eb7c s\u1ef1 th\u1eadn tr\u1ecdng khi nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng DNS t\u1ed1t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi nh\u1eefng k\u1ef3 v\u1ecdng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1eb7t ra, l\u1ee3i \u00edch th\u1ef1c s\u1ef1 \u0111\u1ebfn t\u1eeb ba kh\u00eda c\u1ea1nh. \u0110\u1ea7u ti\u00ean l\u00e0 th\u1eddi gian ph\u1ea3n h\u1ed3i: c\u00e1c m\u00e1y ch\u1ee7 nh\u01b0 c\u1ee7a Cloudflare v\u00e0 Google duy tr\u00ec c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng t\u1ea1i Brazil, gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 truy v\u1ea5n v\u00e0 h\u1ed7 tr\u1ee3 ch\u01a1i game tr\u1ef1c tuy\u1ebfn c\u0169ng nh\u01b0 duy\u1ec7t web v\u1edbi nhi\u1ec1u tab.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ee9 hai l\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh. M\u00e1y ch\u1ee7 DNS c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP) th\u01b0\u1eddng l\u00e0 nh\u1eefng m\u00e1y ch\u1ee7 \u0111\u1ea7u ti\u00ean g\u1eb7p s\u1ef1 c\u1ed1 trong c\u00e1c \u0111\u1ee3t t\u0103ng \u0111\u1ed9t bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao t\u00ecnh tr\u1ea1ng &quot;internet b\u1ecb s\u1eadp nh\u01b0ng WhatsApp v\u1eabn ho\u1ea1t \u0111\u1ed9ng&quot; th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra. Th\u1ee9 ba l\u00e0 b\u1ea3o m\u1eadt v\u00e0 l\u1ecdc n\u1ed9i dung: m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 n\u00e0y t\u1ef1 \u0111\u1ed9ng ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n li\u00ean k\u1ebft v\u1edbi c\u00e1c trang web l\u1eeba \u0111\u1ea3o, v\u00e0 m\u1ed9t s\u1ed1 cung c\u1ea5p c\u00e1c phi\u00ean b\u1ea3n c\u00f3 b\u1ed9 l\u1ecdc n\u1ed9i dung ng\u01b0\u1eddi l\u1edbn, h\u1eefu \u00edch tr\u00ean c\u00e1c m\u1ea1ng c\u00f3 tr\u1ebb em \u1edf nh\u00e0.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5 m\u00e1y ch\u1ee7 DNS mi\u1ec5n ph\u00ed t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i Brazil<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea5t c\u1ea3 c\u00e1c d\u1ecbch v\u1ee5 d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec1u mi\u1ec5n ph\u00ed cho m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u00e1 nh\u00e2n, ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ecdi h\u1ec7 th\u1ed1ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh tr\u00ean thi\u1ebft b\u1ecb \u0111\u1ed9c l\u1eadp ho\u1eb7c tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, bao ph\u1ee7 to\u00e0n b\u1ed9 ng\u00f4i nh\u00e0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Google Public DNS \u2014 8.8.8.8 v\u00e0 8.8.4.4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Google Public DNS l\u00e0 l\u1ef1a ch\u1ecdn n\u1ed5i ti\u1ebfng nh\u1ea5t v\u00e0 an to\u00e0n nh\u1ea5t cho nh\u1eefng ai ch\u1ec9 mu\u1ed1n chuy\u1ec3n \u0111\u1ed5i v\u00e0 kh\u00f4ng c\u1ea7n quan t\u00e2m \u0111\u1ebfn n\u00f3 n\u1eefa. N\u00f3 c\u00f3 c\u00e1c m\u00e1y ch\u1ee7 tr\u1ea3i kh\u1eafp th\u1ebf gi\u1edbi, bao g\u1ed3m c\u1ea3 c\u00e1c \u0111i\u1ec3m hi\u1ec7n di\u1ec7n \u1edf Brazil, v\u00e0 n\u1ed5i ti\u1ebfng v\u1ec1 t\u00ednh \u1ed5n \u0111\u1ecbnh: hi\u1ebfm khi b\u1ecb ngo\u1ea1i tuy\u1ebfn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1ecba ch\u1ec9 l\u00e0 <strong>8.8.8.8<\/strong> (ch\u00ednh) v\u00e0 <strong>8.8.4.4<\/strong> (Ph\u01b0\u01a1ng \u00e1n d\u1ef1 ph\u00f2ng). \u0110\u1ed1i v\u1edbi IPv6, h\u00e3y s\u1eed d\u1ee5ng 2001:4860:4860::8888 v\u00e0 2001:4860:4860::8844. Ph\u01b0\u01a1ng \u00e1n n\u00e0y kh\u00f4ng l\u1ecdc n\u1ed9i dung: n\u00f3 cung c\u1ea5p b\u1ea5t k\u1ef3 t\u00ean mi\u1ec1n n\u00e0o hi\u1ec7n c\u00f3, v\u1edbi kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u00e0m nhi\u1ec5m \u0111\u1ed9c b\u1ed9 nh\u1edb cache. N\u1ebfu b\u1ea1n mu\u1ed1n t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tin c\u1eady m\u00e0 kh\u00f4ng b\u1ecb ch\u1eb7n, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u01a1n gi\u1ea3n nh\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Cloudflare DNS \u2014 1.1.1.1 v\u00e0 1.0.0.1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ean mi\u1ec1n 1.1.1.1 c\u1ee7a Cloudflare \u0111\u01b0\u1ee3c nh\u1eefng ng\u01b0\u1eddi quan t\u00e2m \u0111\u1ebfn quy\u1ec1n ri\u00eang t\u01b0 \u01b0a chu\u1ed9ng. C\u00f4ng ty n\u00e0y c\u00f4ng khai cam k\u1ebft kh\u00f4ng b\u00e1n d\u1eef li\u1ec7u duy\u1ec7t web v\u00e0 kh\u00f4ng l\u01b0u tr\u1eef \u0111\u1ecba ch\u1ec9 IP c\u1ee7a b\u1ea1n tr\u00ean \u1ed5 \u0111\u0129a, \u0111\u1ed3ng th\u1eddi ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c ki\u1ec3m to\u00e1n \u0111\u1ed9c l\u1eadp \u0111\u1ecbnh k\u1ef3. M\u1ea1ng l\u01b0\u1edbi c\u1ee7a Cloudflare r\u1ea5t r\u1ed9ng l\u1edbn v\u00e0 c\u00f3 m\u1eb7t t\u1ea1i S\u00e3o Paulo, \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u1eddi gian ph\u1ea3n h\u1ed3i r\u1ea5t nhanh t\u1ea1i Brazil.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1ecba ch\u1ec9 m\u1eb7c \u0111\u1ecbnh l\u00e0 <strong>1.1.1.1<\/strong> V\u00e0 <strong>1.0.0.1<\/strong>. Ngo\u00e0i ra c\u00f2n c\u00f3 hai bi\u1ebfn th\u1ec3 mi\u1ec5n ph\u00ed: c\u1eb7p \u0111\u00f4i <strong>1.1.1.2 \/ 1.0.0.2<\/strong>, ph\u1ea7n m\u1ec1m ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n ch\u1ee9a ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, v\u00e0 c\u1eb7p \u0111\u00f4i n\u00e0y <strong>1.1.1.3 \/ 1.0.0.3<\/strong>, Cloudflare ch\u1eb7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u00e0 n\u1ed9i dung kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi tr\u1ebb em. H\u1ecd c\u0169ng c\u00f3 \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng ri\u00eang n\u1ebfu b\u1ea1n mu\u1ed1n k\u00edch ho\u1ea1t m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t m\u1ea1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Trang ch\u1ee7 OpenDNS \u2014 208.67.222.222 v\u00e0 208.67.220.220<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OpenDNS, hi\u1ec7n thu\u1ed9c s\u1edf h\u1eefu c\u1ee7a Cisco, l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ecbch v\u1ee5 l\u00e2u \u0111\u1eddi nh\u1ea5t trong l\u0129nh v\u1ef1c n\u00e0y v\u00e0 v\u1eabn ti\u1ebfp t\u1ee5c cung c\u1ea5p g\u00f3i mi\u1ec5n ph\u00ed cho ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n. T\u00ednh n\u0103ng n\u1ed5i b\u1eadt c\u1ee7a n\u00f3 l\u00e0 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n: b\u1eb1ng c\u00e1ch t\u1ea1o t\u00e0i kho\u1ea3n mi\u1ec5n ph\u00ed, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1c danh m\u1ee5c trang web c\u1ea7n ch\u1eb7n tr\u00ean m\u1ea1ng c\u1ee7a m\u00ecnh v\u00e0 xem b\u00e1o c\u00e1o v\u1ec1 nh\u1eefng trang web \u0111\u00e3 \u0111\u01b0\u1ee3c truy c\u1eadp, \u0111i\u1ec1u m\u00e0 c\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c trong danh s\u00e1ch n\u00e0y kh\u00f4ng cung c\u1ea5p mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1ecba ch\u1ec9 l\u00e0 <strong>208.67.222.222<\/strong> V\u00e0 <strong>208.67.220.220<\/strong>. \u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u1ec9 mu\u1ed1n s\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc s\u1eb5n s\u00e0ng m\u00e0 kh\u00f4ng c\u1ea7n c\u1ea5u h\u00ecnh g\u00ec, h\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng OpenDNS FamilyShield t\u1ea1i c\u00e1c \u0111\u1ecba ch\u1ec9 sau: <strong>208.67.222.123<\/strong> V\u00e0 <strong>208.67.220.123<\/strong>, Phi\u00ean b\u1ea3n n\u00e0y \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng ch\u1eb7n n\u1ed9i dung ng\u01b0\u1eddi l\u1edbn. C\u1ea7n nh\u1edb r\u1eb1ng b\u1ea5t k\u1ef3 b\u1ed9 l\u1ecdc DNS n\u00e0o c\u0169ng c\u00f3 th\u1ec3 b\u1ecb v\u01b0\u1ee3t qua b\u1edfi ng\u01b0\u1eddi hi\u1ec3u r\u00f5 v\u1ea5n \u0111\u1ec1 \u2014 n\u00f3 gi\u00fap gi\u1ea3m thi\u1ec3u vi\u1ec7c truy c\u1eadp ngo\u00e0i \u00fd mu\u1ed1n, nh\u01b0ng kh\u00f4ng th\u1ec3 thay th\u1ebf vi\u1ec7c trao \u0111\u1ed5i v\u00e0 gi\u00e1m s\u00e1t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Quad9 \u2014 9.9.9.9 v\u00e0 149.112.112.112<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Quad9 \u0111\u01b0\u1ee3c duy tr\u00ec b\u1edfi m\u1ed9t t\u1ed5 ch\u1ee9c phi l\u1ee3i nhu\u1eadn c\u00f3 tr\u1ee5 s\u1edf t\u1ea1i Th\u1ee5y S\u0129 v\u00e0 t\u1eadp trung v\u00e0o l\u0129nh v\u1ef1c an ninh. N\u00f3 \u0111\u1ed1i chi\u1ebfu c\u00e1c truy v\u1ea5n v\u1edbi danh s\u00e1ch m\u1ed1i \u0111e d\u1ecda do nhi\u1ec1u c\u00f4ng ty an ninh kh\u00e1c nhau duy tr\u00ec v\u00e0 ho\u00e0n to\u00e0n kh\u00f4ng gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c c\u00e1c t\u00ean mi\u1ec1n li\u00ean quan \u0111\u1ebfn l\u1eeba \u0111\u1ea3o tr\u1ef1c tuy\u1ebfn, m\u1ea1ng botnet v\u00e0 ph\u00e1t t\u00e1n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u2014 trang web th\u1eadm ch\u00ed kh\u00f4ng t\u1ea3i \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1ecba ch\u1ec9 l\u00e0 <strong>9.9.9.9<\/strong> V\u00e0 <strong>149.112.112.112<\/strong>. V\u00ec tu\u00e2n th\u1ee7 lu\u1eadt b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a Th\u1ee5y S\u0129 v\u00e0 kh\u00f4ng c\u00f3 m\u00f4 h\u00ecnh kinh doanh d\u1ef1a tr\u00ean qu\u1ea3ng c\u00e1o, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn d\u00e0nh cho nh\u1eefng ng\u01b0\u1eddi mu\u1ed1n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u00e0 kh\u00f4ng l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy\u1ec1n ri\u00eang t\u01b0. T\u00e1c d\u1ee5ng ph\u1ee5 hi\u1ebfm khi x\u1ea3y ra, nh\u01b0ng v\u1eabn c\u00f3: m\u1ed9t t\u00ean mi\u1ec1n h\u1ee3p ph\u00e1p b\u1ecb ph\u00e2n lo\u1ea1i sai s\u1ebd kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. CleanBrowsing \u2014 185.228.168.9 v\u00e0 185.228.169.9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CleanBrowsing l\u00e0 l\u1ef1a ch\u1ecdn thay th\u1ebf mi\u1ec5n ph\u00ed ho\u00e0n ch\u1ec9nh nh\u1ea5t d\u00e0nh cho nh\u1eefng ai mu\u1ed1n c\u00f3 b\u1ed9 l\u1ecdc \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh s\u1eb5n t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t. N\u00f3 cung c\u1ea5p ba c\u1ea5u h\u00ecnh c\u00f4ng khai, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn c\u1ea5u h\u00ecnh n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng ch\u1ec9 b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 \u2014 kh\u00f4ng c\u1ea7n \u0111\u0103ng k\u00fd hay c\u00e0i \u0111\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ed3 s\u01a1 b\u1ea3o m\u1eadt, trong <strong>185.228.168.9<\/strong> V\u00e0 <strong>185.228.169.9<\/strong>, N\u00f3 ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n \u0111\u1ed9c h\u1ea1i v\u00e0 gi\u1eef cho c\u00e1c t\u00ean mi\u1ec1n c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c t\u1ef1 do. H\u1ed3 s\u01a1 ng\u01b0\u1eddi l\u1edbn, trong <strong>185.228.168.10<\/strong> V\u00e0 <strong>185.228.169.11<\/strong>, b\u1ed5 sung th\u00eam t\u00ednh n\u0103ng ch\u1eb7n n\u1ed9i dung khi\u00eau d\u00e2m. V\u00e0 h\u1ed3 s\u01a1 gia \u0111\u00ecnh, trong <strong>185.228.168.168<\/strong> V\u00e0 <strong>185.228.169.168<\/strong>, \u0110\u00e2y l\u00e0 t\u00f9y ch\u1ecdn h\u1ea1n ch\u1ebf nh\u1ea5t, \u0111\u1ed3ng th\u1eddi bu\u1ed9c c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm ph\u1ea3i s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 b\u1ea3o m\u1eadt. N\u00ean c\u1ea5u h\u00ecnh tr\u1ef1c ti\u1ebfp tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn t\u1ea1i nh\u00e0 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00f2n Norton ConnectSafe th\u00ec sao?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u danh s\u00e1ch DNS v\u1eabn \u0111\u1ec1 c\u1eadp \u0111\u1ebfn Norton ConnectSafe, nh\u01b0ng th\u1ef1c t\u1ebf l\u00e0... <strong>B\u1ecb Norton ng\u1eebng ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng 11 n\u0103m 2018.<\/strong> N\u00f3 kh\u00f4ng c\u00f2n nh\u1eadn \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec ho\u1eb7c c\u1eadp nh\u1eadt danh s\u00e1ch m\u1ed1i \u0111e d\u1ecda n\u1eefa. N\u1ebfu b\u1ea1n th\u1ea5y c\u00e1c \u0111\u1ecba ch\u1ec9 c\u0169 199.85.126.10 v\u00e0 199.85.127.10 trong b\u1ea5t k\u1ef3 h\u01b0\u1edbng d\u1eabn n\u00e0o, h\u00e3y b\u1ecf qua ch\u00fang: \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch t\u01b0\u01a1ng t\u1ef1, h\u00e3y s\u1eed d\u1ee5ng CleanBrowsing, Quad9 ho\u1eb7c c\u00e1c c\u1eb7p b\u1ed9 l\u1ecdc Cloudflare \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch c\u1ea5u h\u00ecnh DNS c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean Android, h\u00e3y m\u1edf <em>C\u00e0i \u0111\u1eb7t &gt; M\u1ea1ng v\u00e0 Internet &gt; DNS ri\u00eang t\u01b0<\/em>, Ch\u1ecdn \u201cT\u00ean m\u00e1y ch\u1ee7 c\u1ee7a nh\u00e0 cung c\u1ea5p DNS ri\u00eang\u201d v\u00e0 nh\u1eadp \u0111\u1ecba ch\u1ec9 d\u1ecbch v\u1ee5 (v\u00ed d\u1ee5:, <em>dns.google<\/em> ho\u1eb7c <em>m\u1ed9t.m\u1ed9t.m\u1ed9t.m\u1ed9t<\/em>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb nh\u1ea5t v\u00ec n\u00f3 m\u00e3 h\u00f3a c\u00e1c truy v\u1ea5n v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u1ea3 Wi-Fi v\u00e0 d\u1eef li\u1ec7u di \u0111\u1ed9ng. Tr\u00ean iPhone, c\u00e1ch l\u00e0m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng y\u00eau c\u1ea7u c\u00e0i \u0111\u1eb7t h\u1ed3 s\u01a1 ho\u1eb7c \u1ee9ng d\u1ee5ng ch\u00ednh th\u1ee9c c\u1ee7a d\u1ecbch v\u1ee5 \u0111\u00e3 ch\u1ecdn \u2014 tr\u00ean Wi-Fi, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda DNS th\u1ee7 c\u00f4ng trong [li\u00ean k\u1ebft \u0111\u1ebfn c\u00e0i \u0111\u1eb7t Wi-Fi]. <em>C\u00e0i \u0111\u1eb7t &gt; Wi-Fi &gt; (i) &gt; C\u1ea5u h\u00ecnh DNS &gt; Th\u1ee7 c\u00f4ng<\/em>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean Windows, h\u00e3y v\u00e0o <em>C\u00e0i \u0111\u1eb7t &gt; M\u1ea1ng &amp; Internet<\/em>, M\u1edf k\u1ebft n\u1ed1i \u0111ang s\u1eed d\u1ee5ng, nh\u1ea5p v\u00e0o ch\u1ec9nh s\u1eeda thi\u1ebft l\u1eadp m\u00e1y ch\u1ee7 DNS v\u00e0 thay \u0111\u1ed5i t\u1eeb \u201cT\u1ef1 \u0111\u1ed9ng\u201d sang \u201cTh\u1ee7 c\u00f4ng\u201d, \u0111i\u1ec1n th\u00f4ng tin v\u00e0o c\u00e1c tr\u01b0\u1eddng ch\u00ednh v\u00e0 ph\u1ee5. Tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, t\u00ecm ph\u1ea7n WAN ho\u1eb7c DHCP v\u00e0 \u0111i\u1ec1n th\u00f4ng tin v\u00e0o hai tr\u01b0\u1eddng t\u01b0\u01a1ng t\u1ef1: b\u1eb1ng c\u00e1ch n\u00e0y, t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 s\u1ebd s\u1eed d\u1ee5ng DNS m\u1edbi m\u00e0 kh\u00f4ng c\u1ea7n c\u1ea5u h\u00ecnh ri\u00eang l\u1ebb. Ghi l\u1ea1i c\u00e1c gi\u00e1 tr\u1ecb c\u0169 tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n b\u1ea5t k\u1ef3 thay \u0111\u1ed5i n\u00e0o, \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024.webp\" alt=\"C\u00e1c m\u00e1y ch\u1ee7 DNS mi\u1ec5n ph\u00ed t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i Brazil\" class=\"wp-image-46914\" srcset=\"https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024.webp 1024w, https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024-300x300.webp 300w, https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024-150x150.webp 150w, https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024-768x768.webp 768w, https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024-12x12.webp 12w, https:\/\/noticiatecnologia.com\/wp-content\/uploads\/2024\/06\/melhores-dns-2024-240x240.webp 240w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebft DNS n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi b\u1ea1n?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 m\u1ed9t DNS n\u00e0o l\u00e0 tuy\u1ec7t \u0111\u1ed1i t\u1ed1t nh\u1ea5t: DNS t\u1ed1t nh\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed c\u1ee7a b\u1ea1n v\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP) b\u1ea1n s\u1eed d\u1ee5ng, b\u1edfi v\u00ec \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7 g\u1ea7n nh\u1ea5t. C\u00e1ch th\u1ef1c t\u1ebf \u0111\u1ec3 t\u00ecm ra l\u00e0 th\u1eed nghi\u1ec7m. C\u00e0i \u0111\u1eb7t m\u1ed9t d\u1ecbch v\u1ee5, s\u1eed d\u1ee5ng n\u00f3 trong v\u00e0i ng\u00e0y, sau \u0111\u00f3 chuy\u1ec3n sang d\u1ecbch v\u1ee5 kh\u00e1c v\u00e0 so s\u00e1nh tr\u1ea3i nghi\u1ec7m t\u1ea3i trang. C\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m tra hi\u1ec7u n\u0103ng DNS mi\u1ec5n ph\u00ed d\u00e0nh cho m\u00e1y t\u00ednh c\u0169ng \u0111o th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a t\u1eebng m\u00e1y ch\u1ee7 t\u1eeb k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n v\u00e0 hi\u1ec3n th\u1ecb th\u1ee9 h\u1ea1ng th\u1ef1c t\u1ebf t\u1ea1i nh\u00e0 b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea5t k\u1ef3 trang web n\u00e0o ng\u1eebng t\u1ea3i sau khi thay \u0111\u1ed5i, v\u1ea5n \u0111\u1ec1 h\u1ea7u nh\u01b0 lu\u00f4n l\u00e0 do b\u1ed9 l\u1ecdc: h\u00e3y th\u1eed truy c\u1eadp c\u00f9ng \u0111\u1ecba ch\u1ec9 \u0111\u00f3 v\u1edbi m\u1ed9t m\u00e1y ch\u1ee7 DNS kh\u00f4ng b\u1ecb ch\u1eb7n, ch\u1eb3ng h\u1ea1n nh\u01b0 8.8.8.8, tr\u01b0\u1edbc khi k\u1ebft lu\u1eadn r\u1eb1ng trang web b\u1ecb l\u1ed7i. V\u00e0 n\u1ebfu t\u1ea5t c\u1ea3 ho\u1ea1t \u0111\u1ed9ng duy\u1ec7t web \u0111\u1ec1u d\u1eebng l\u1ea1i, ch\u1ec9 c\u1ea7n kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t v\u1ec1 &quot;T\u1ef1 \u0111\u1ed9ng&quot; v\u00e0 m\u1ea1ng s\u1ebd quay l\u1ea1i s\u1eed d\u1ee5ng DNS c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i DNS l\u00e0 mi\u1ec5n ph\u00ed, ch\u1ec9 m\u1ea5t hai ph\u00fat v\u00e0 ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c. Gi\u1eefa Google Public DNS, Cloudflare, OpenDNS Home, Quad9 v\u00e0 CleanBrowsing, b\u1ea1n c\u00f3 c\u00e1c t\u00f9y ch\u1ecdn cho m\u1ecdi \u01b0u ti\u00ean: t\u1ed1c \u0111\u1ed9 thu\u1ea7n t\u00fay, quy\u1ec1n ri\u00eang t\u01b0, ki\u1ec3m so\u00e1t n\u1ed9i dung ho\u1eb7c ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda. L\u1ee3i \u00edch l\u00e0 c\u00f3 th\u1eadt, nh\u01b0ng khi\u00eam t\u1ed1n v\u00e0 c\u1ee5 th\u1ec3\u2014n\u00f3 n\u1eb1m \u1edf th\u1eddi gian ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n v\u00e0 l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u1edf t\u1ed1c \u0111\u1ed9 c\u1ee7a g\u00f3i c\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ch\u1ecdn m\u1ed9t d\u1ecbch v\u1ee5 t\u1eeb danh s\u00e1ch, ghi nh\u1edb c\u1ea5u h\u00ecnh tr\u01b0\u1edbc \u0111\u00f3, ki\u1ec3m tra trong v\u00e0i ng\u00e0y v\u00e0 gi\u1eef l\u1ea1i d\u1ecbch v\u1ee5 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t v\u1edbi k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n. B\u1ea1n c\u00f3 th\u1eafc m\u1eafc g\u00ec v\u1ec1 b\u1ea5t k\u1ef3 b\u01b0\u1edbc n\u00e0o ho\u1eb7c mu\u1ed1n \u0111\u1ec1 xu\u1ea5t m\u00e1y ch\u1ee7 kh\u00e1c? Vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i qua \u0111\u1ecba ch\u1ec9 contato@noticiatecnologia.com.<\/p>\n\n\n\n<h2>\u0110\u1ecdc th\u00eam<\/h2>\n<ul>\n<li><a href=\"https:\/\/noticiatecnologia.com\/aplicativo-para-conhecer-pessoas-online-melhores-opcoes-em-2025\/\">\u1ee8ng d\u1ee5ng gi\u00fap g\u1eb7p g\u1ee1 m\u1ecdi ng\u01b0\u1eddi tr\u1ef1c tuy\u1ebfn: 5 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady<\/a><\/li>\n<li><a href=\"https:\/\/noticiatecnologia.com\/aplicativos-para-assistir-filmes-gratis-os-melhores-de-2025\/\">\u1ee8ng d\u1ee5ng xem phim mi\u1ec5n ph\u00ed: C\u00e1c l\u1ef1a ch\u1ecdn h\u1ee3p ph\u00e1p t\u1ea1i Brazil<\/a><\/li>\n<li><a href=\"https:\/\/noticiatecnologia.com\/6-melhores-sites-para-ler-manga-online-e-se-divertir\/\">6 trang web t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ecdc truy\u1ec7n tranh Manga tr\u1ef1c tuy\u1ebfn h\u1ee3p ph\u00e1p<\/a><\/li>\n<li><a href=\"https:\/\/noticiatecnologia.com\/5-melhores-aplicativos-para-simular-corte-e-cor-de-cabelo\/\">5 \u1ee9ng d\u1ee5ng m\u00f4 ph\u1ecfng ki\u1ec3u t\u00f3c v\u00e0 m\u00e0u s\u1eafc t\u1ed1t nh\u1ea5t<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Trocar o servidor DNS \u00e9 um dos ajustes mais simples que existem no celular, no computador e no roteador \u2014 e um dos mais mal explicados.\u2026<\/p>","protected":false},"author":1,"featured_media":46914,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_revidia_rewards_active":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-46913","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-utilidades"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - 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