Практические руководства об IP-адресах, утечках DNS и WebRTC, прокси, VPN, отпечатках браузера и диагностике сети.
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What separates a static IP from a dynamic one, why a dynamic address stays for months, how to tell which you have, and when static is worth paying for.
Where the city next to your IP comes from, how often databases get it right, why VPNs, mobile data and CGNAT move it, and how to get a wrong entry fixed.
Forward a port on your router step by step, verify it from the public internet, and fix the usual blockers: CGNAT, double NAT, firewalls and ISP blocks.
How an HTTP proxy and a SOCKS5 proxy differ in what they see, where DNS is resolved, which apps they carry, how they authenticate, and how to test each.
PHP2Shell (CVE-2026-109618, CVE-2026-109619): which PHP versions are vulnerable, how to check yours, and how to patch on a VPS, cPanel or Hostinger.
What carrier-grade NAT is, why your router's WAN address starts with 100.64, what stops working behind a shared IP, how to check and what to ask your ISP.
How canvas, WebGL, audio, font and client-hint fingerprinting works, why uniqueness is a spectrum, and what consistency means for multi-account users.
7 ways to change your public or private IP: reconnect, reset the router, use mobile data, a VPN, a proxy or Tor, or ask your ISP, and what each changes.
A pre-login checklist for proxy, VPN and antidetect users: IP type, time zone, language, WebRTC, DNS, IPv6 and fingerprint, with the test for each step.
Find your public and private IP address on Windows 11 and 10, macOS, iPhone, Android, Linux and your router, with exact menu paths and commands.
IPv4 vs IPv6: address format, NAT, speed, security, how to tell which one you are using, and what an IPv6 leak means for VPN and proxy users.
How websites classify an IP as residential, datacenter or mobile (ASN, hosting ranges, reverse DNS), what each type signals, and how to check your own.
How WebRTC and STUN expose your real IP behind a proxy or VPN, how to test it, and how to disable WebRTC in Chrome, Firefox, Safari, Brave and Edge.
How DNS leaks happen with VPNs and proxies, the 6 common causes, and the fix for Windows, macOS, Linux, phones, browsers and VPN clients.
What an ASN is, how autonomous systems and prefixes route traffic, why the network behind an IP drives reputation and location, and how to look one up.
What an IP address is, how IPv4 and IPv6, public and private, static and dynamic addresses differ, and what your IP does and does not reveal about you.
How StradaProxy residential proxies work (rotating vs sticky, country and city targeting) and the five free checks to run on any exit IP before a login.
