{"version":"1.0","provider_name":"LACNIC Blog","provider_url":"https:\/\/blog.lacnic.net\/pt-br\/","title":"LACNIC Blog | DNS - Registros NS glue e NS autoritativos","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"5G4dECRzlc\"><a href=\"https:\/\/blog.lacnic.net\/pt-br\/dns-registros-ns-glue-e-ns-autoritativos\/\">DNS &#8211; Registros NS glue e NS autoritativos<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blog.lacnic.net\/pt-br\/dns-registros-ns-glue-e-ns-autoritativos\/embed\/#?secret=5G4dECRzlc\" width=\"600\" height=\"338\" title=\"&#8220;DNS &#8211; Registros NS glue e NS autoritativos&#8221; &#8212; LACNIC Blog\" data-secret=\"5G4dECRzlc\" 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\/2023\/03\/dns-lacnic-blog.png","thumbnail_width":680,"thumbnail_height":330,"description":"Por Carlos Mart\u00ednez &#8211; CTO do LACNIC Contexto do problema Um cliente nos relata que, ap\u00f3s uma modifica\u00e7\u00e3o em suas configura\u00e7\u00f5es de DNS, uma de suas zonas reversas n\u00e3o pode mais ser resolvida pelos clientes DNS na Internet. Para ilustrar o problema, usaremos um exemplo de zona DNS, a correspondente ao prefixo da documenta\u00e7\u00e3o do [&hellip;]"}