{"version":"1.0","provider_name":"Lukas Wojcik - Blog","provider_url":"https:\/\/www.lukaswojcik.com\/blog","author_name":"luky","author_url":"https:\/\/www.lukaswojcik.com\/blog\/author\/luky\/","title":"Connection Mirror: What the Server Sees - Lukas Wojcik - Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xCvF1X55kF\"><a href=\"https:\/\/www.lukaswojcik.com\/blog\/en\/toolbox\/connection-mirror-what-the-server-sees\/\">Connection Mirror: What the Server Sees<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.lukaswojcik.com\/blog\/en\/toolbox\/connection-mirror-what-the-server-sees\/embed\/#?secret=xCvF1X55kF\" width=\"600\" height=\"338\" title=\"&#8220;Connection Mirror: What the Server Sees&#8221; &#8212; Lukas Wojcik - Blog\" data-secret=\"xCvF1X55kF\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/www.lukaswojcik.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Shows what this server learns from a visit before any script runs: the address and its network owner, TLS version and cipher, HTTP version, every request header including Global Privacy Control, Do Not Track and Client Hints, and compares it with what the browser itself reports.","thumbnail_url":"https:\/\/www.lukaswojcik.com\/blog\/wp-content\/uploads\/2026\/08\/og-default.jpg","thumbnail_width":1200,"thumbnail_height":630}