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IP Address, VPN & Network Security Blog

Free guides on IP addresses, VPNs, DNS, hosting, CGNAT, WiFi, and online privacy - 109 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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SiteGround Review 2026: Worth It After the Discount?

An honest SiteGround review covering the renewal price most reviews bury, resource limits behind unlimited traffic, shared IP reputation, and who should buy GrowBig instead of StartUp.

18 min readAugust 11, 202642 views
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Self-Hosted VPN on DigitalOcean: WireGuard Guide

Build your own WireGuard VPN on a DigitalOcean droplet for $4/month, with the full setup, the IPv6 and DNS leaks most guides miss, and an honest comparison against a commercial VPN.

18 min readAugust 11, 202691 views
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iCloud Private Relay Is Leaking Your Real IP

Three WebKit features bypass iCloud Private Relay and expose your real IP and DNS resolvers. How each leak works, how to test your iPhone, and why switching Private Relay off makes it worse.

17 min readAugust 7, 2026128 views
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Google Is Using Your IP Address for Ads Now

From August 3, 2026 Google uses IP addresses to identify devices for ad measurement and personalization in the EEA, UK, and Switzerland. There is no opt-out yet. Here is what actually works.

13 min readAugust 4, 2026180 views
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The Dark Web Explained: What It Really Is

Learn what the dark web actually is, how it works, what's really on it, and separate fact from fiction.

13 min readAugust 1, 2026104 views
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How Hackers Actually Steal Your Data

Learn the real techniques hackers use - from phishing to malware to social engineering - and how to protect yourself.

14 min readAugust 1, 202660 views
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Essential Internet Security Tips

Comprehensive guide to protecting yourself online with password management, 2FA, safe browsing, and more.

15 min readUpdated Oct 24, 2026332 views
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VPN vs Proxy: Privacy, Speed, and Which to Use

Clear VPN vs proxy comparison with privacy, speed, and security tradeoffs, plus when each makes sense.

14 min readAugust 1, 20261,445 views
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Public vs Private IP: Differences, Ranges and Examples

See how public and private IP addresses differ, which RFC 1918 ranges are private, how NAT connects them, and where to find each address.

13 min readUpdated Oct 2, 20261,395 views
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Showing 19-27 of 109 articles

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