{"version":"1.0","provider_name":"LACNIC Blog","provider_url":"https:\/\/blog.lacnic.net\/en\/","title":"LACNIC Blog | Using DNS for Website Blocking","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"VneyFne0dc\"><a href=\"https:\/\/blog.lacnic.net\/en\/using-dns-for-website-blocking\/\">Using DNS for Website Blocking<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blog.lacnic.net\/en\/using-dns-for-website-blocking\/embed\/#?secret=VneyFne0dc\" width=\"600\" height=\"338\" title=\"&#8220;Using DNS for Website Blocking&#8221; &#8212; LACNIC Blog\" data-secret=\"VneyFne0dc\" 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":"By Hugo Salgado, DNS Architect at Tucows Domains DNS (Domain Name System) blocking is a technique used by network administrators at companies, organizations, and Internet Service Providers (ISPs) to restrict access to certain websites and protect users from inappropriate or malicious content. In response to suggestions made by participants who completed the course offered by [&hellip;]"}