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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Each article links to the diagnostic tool that proves the point, so you move from reading to real data in one session.

Fix real problems

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 "VPN" (28)

AI VPN Detection 2026: How It Finds VPNs

AI VPN detection combines IP reputation, ASN, TLS fingerprints, behavior, and location mismatch to catch VPNs old blocklists miss.

10 min read·Updated Sep 6, 2026·143 views

Best VPN Comparison 2026: 10 VPNs, Prices and Evidence

Compare 10 VPNs by price, renewal cost, free-plan limits, privacy, speed and refund terms. Every figure is sourced, with leak checks you can run yourself.

22 min read·Updated Sep 4, 2026·280 views

NordVPN Review (2026): Features, Pros, Cons, and Who It Fits

Independent NordVPN review for 2026 with practical feature breakdown, tradeoffs, and a step-by-step checklist for testing VPN setup.

10 min read·Updated Apr 21, 2026·1,815 views

PrivadoVPN Review (2026): Is It Worth Using?

Detailed PrivadoVPN review for 2026: free plan strengths, limits, upgrade criteria, and a practical checklist to verify privacy setup.

9 min read·Updated Apr 21, 2026·1,186 views

CyberGhost VPN Review (2026): Streaming, Servers, and Value

CyberGhost VPN review for 2026 with streaming server profiles, NoSpy servers, pricing breakdown, and a step-by-step VPN verification checklist.

9 min read·Updated Apr 21, 2026·411 views

ExpressVPN Review (2026): Speed, Privacy, and Who It Fits

Independent ExpressVPN review for 2026 covering Lightway protocol, TrustedServer, streaming performance, and a practical VPN verification checklist.

9 min read·Updated Apr 21, 2026·879 views

FastVPN Review (2026): Pricing, Privacy, and Value

FastVPN review for 2026 covering budget pricing, privacy basics, usability, and what to verify before you rely on it daily.

8 min read·Updated Apr 21, 2026·803 views

hide.me VPN Review (2026): Privacy, Features, and Real-World Fit

Practical hide.me VPN review for 2026 covering protocol support, privacy features, performance considerations, and user fit.

9 min read·Updated Apr 21, 2026·1,304 views

iProVPN Review (2026): Cheap Pricing, Core Features, and Fit

iProVPN review for 2026 covering cheap long-term pricing, core security features, performance tradeoffs, and who it actually fits.

8 min read·Updated Apr 21, 2026·356 views

Showing 10-18 of 28 articles