5 client-side VPN diagnostic tools: IP, DNS leak (extended protocol), WebRTC leak, speed test, geo-blocking. The methodology behind them and why most online testers give false positives/negatives.
TL;DR
I built and published 5 free VPN diagnostic tools on AnonymFlow. The methodology behind them — what they measure, why it matters, what other "VPN testers" miss — is below. All measurements happen 100% in your browser; nothing is logged on a server.
→ Try them: anonymflow.com/en/tools
The 5 tools and what they check
Tool
ExpressVPN blows away the competition on security audits - but what do they mean?
The $2 VPN Everyone Sleeps On (Here's What Big Reviewers Never Told You)
This One VPN Made Me Cancel Every Other VPN Subscription I Had: Here's Exactly Why
ExpressVPN hits 27 independent security audits – more than any other VPN
Complete methodology to detect DNS leaks on your VPN in 2 minutes — including Windows SMHNR, IPv6, and browser-DoH causes. Per-OS…
If you use proxies, VPNs, anti-detect browsers, or privacy-focused setups, WebRTC leaks are still one...
I put NordVPN through rigorous testing to evaluate its speed, security, and overall features. Here are the biggest takeaways.
Every developer needs quick tools — JSON formatter, Base64 encoder, JWT decoder, regex tester, PDF...
We tested the top VPNs for streaming, security and performance
If you've ever dealt with real time pipelines, you know the frustration: severe jitter or micro...
