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IP Address, VPN & Network Security Blog

Free guides on IP addresses, VPNs, DNS, hosting, CGNAT, WiFi, and online privacy - 99 articles

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Every article is paired with a live tool so the theory turns into real diagnostics immediately. Troubleshooting a VPN? Read the leak guide first, then run DNS and WebRTC checks. Investigating an unfamiliar IP? Pair the ASN and WHOIS articles with the lookup tools. Start with a concept, finish with a verified result.

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Plain-English explainers on IPs, DNS, ASN, CGNAT, VPNs, WiFi, and networking - no jargon assumed.

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Troubleshooting guides walk through port forwarding, CGNAT, wrong IP location, VPN leaks, and more with step-by-step checks.

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Showing results for "IP Address" (19)

How to Find My IP Address on Windows (Public & Private)

Step-by-step guide to finding your public and private IP address on Windows 10 and Windows 11 using Settings, Command Prompt, PowerShell, and Task Manager.

6 min read·Updated Sep 6, 2026·101 views
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What Is a Computer Network? Types, Components, and How They Work

Learn what a computer network is, how networks connect devices, the main types (LAN, WAN, MAN), core components, protocols, and how IP addressing works.

12 min read·Updated Sep 6, 2026·291 views
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How to Hide My IP: VPN, Proxy, Tor, and What Actually Works

A practical guide to hiding your IP address with VPNs, proxies, Tor, and network changes, plus how to verify that your IP is really hidden.

10 min read·March 4, 2026·1,333 views
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What Can Someone Do With Your IP Address? Real Risks and Fixes

Learn what someone can actually do with your IP address, what they usually cannot do, and how to reduce tracking, DDoS, and exposure risk.

9 min read·Updated Sep 6, 2026·377 views
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IP Checker Alternatives: How to Compare "What Is My IP" Tools

Learn how to compare "what is my IP" tools and when you need DNS leak, WebRTC leak, ASN, and blacklist diagnostics beyond a basic IP checker.

8 min read·Updated Jul 10, 2026·64 views
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What Is My IP Address on Computer and Router? (Windows/Mac Guide)

Find your computer IP address, understand the internet address of your computer, and learn router IP vs public IP differences.

7 min read·February 19, 2026·116 views
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What Is My ISP? How to Check Your Internet Provider and ASN

Learn how to identify your ISP from an IP address, interpret ASN data, and verify provider ownership with practical checks.

15 min read·Updated Sep 11, 2026·978 views
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IP Address Lookup: How It Works & What It Shows

Understand what IP lookup tools show, how they work, and when to use them for security or troubleshooting.

8 min read·February 2, 2026·137 views
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CGNAT IP Range: 100.64.0.0/10 Explained (RFC 6598)

The CGNAT range is 100.64.0.0/10 (RFC 6598). Learn how to confirm CGNAT, why port forwarding fails, and realistic fixes.

13 min read·Updated Aug 20, 2026·1,182 views
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Showing 10-18 of 19 articles

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