NetLeakCheck
LIVE BROWSER NETWORK DIAGNOSTICS • ZERO DATA LEAVES YOUR DEVICE

Is Your VPN Leaking? Test In Real Time.

Standard VPN connections frequently leak your real IP address through browser WebRTC STUN requests. NetLeakCheck executes client-side diagnostic queries to audit your privacy, calculate password resilience, and verify cryptographic checksums.

Live Interface & WebRTC Scan

Real-time STUN inspection through Google Public ICE servers
ACTIVE SCANNING
Detected Public IP
Querying...
WebRTC Leak Status
ANALYZING...
Inspection Verdict
Connecting to local RTCPeerConnection candidate queue...
Discovered Candidate IP Interfaces
  • Probing network adapters...
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Browser-Based Privacy & Cryptography Engines

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WebRTC & IP Leak Test

Audit your browser for silent WebRTC candidate leaks that bypass commercial VPN tunnels and expose your real home ISP.

Run Deep Leak Test →

Password Entropy Auditor

Calculate mathematical Shannon entropy and estimate brute-force cracking times across consumer GPUs and supercomputers.

Audit Entropy →
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CIDR Subnet Calculator

Instantly compute network addresses, broadcast boundaries, usable host ranges, and wildcard masks for IPv4 subnets.

Calculate Subnet →
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Cryptographic Hash Generator

Compute native SHA-256, SHA-512, and SHA-384 checksums for strings and binary files offline via the browser Web Crypto API.

Generate Hashes →
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Secure Passphrase Generator

Generate cryptographically random multi-word passphrases inspired by the EFF Diceware standard for maximum memory retention.

Generate Passphrase →
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Top Audited No-Logs VPNs

In-depth 2026 benchmark of verified RAM-only VPN providers with third-party court-tested privacy records.

Compare VPNs 2026 →

Audited No-Logs VPN Performance Benchmarks (2026)

Provider Jurisdiction Server Architecture Independent Audit WebRTC Kill Switch Action
Surfshark VPN
★★★★★ Best Value & Unlimited Devices
Netherlands (EU Privacy) 100% RAM-Only (Nexus) Deloitte Audited ✓ Integrated Review & Deal
NordVPN
★★★★★ Industry Standard Security
Panama (Safe Haven) RAM-Only Diskless PwC & Deloitte (3x) ✓ App-Kill Switch Explore Nord
Proton VPN
★★★★★ Open-Source & Swiss Laws
Switzerland Secure Core Architecture Securitum Audited ✓ Hardened Swiss Vault