{"version":"1.0","provider_name":"LACNIC Blog","provider_url":"https:\/\/blog.lacnic.net\/pt-br\/","title":"LACNIC Blog | Uso do DNS para bloqueio de sites","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"XtYSRTFwjP\"><a href=\"https:\/\/blog.lacnic.net\/pt-br\/uso-do-dns-para-bloqueio-de-sites\/\">Uso do DNS para bloqueio de sites<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blog.lacnic.net\/pt-br\/uso-do-dns-para-bloqueio-de-sites\/embed\/#?secret=XtYSRTFwjP\" width=\"600\" height=\"338\" title=\"&#8220;Uso do DNS para bloqueio de sites&#8221; &#8212; LACNIC Blog\" data-secret=\"XtYSRTFwjP\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/blog.lacnic.net\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/blog.lacnic.net\/wp-content\/uploads\/2024\/06\/dns-bloque-2024-blog-lacnic.png","thumbnail_width":680,"thumbnail_height":330,"description":"Por Hugo Salgado, DNS Architect em Tucows Domains O uso do DNS (Sistemas de Nomes de Dom\u00ednio) para bloqueio de sites na Internet \u00e9 uma t\u00e9cnica utilizada por administradores de redes em empresas ou em organiza\u00e7\u00f5es, assim como por provedores de servi\u00e7os de Internet (ISP) para restringir o acesso a determinados conte\u00fados e proteger os [&hellip;]"}