Internet & Security

Check if your VPN is working and test for IP, DNS, and WebRTC leaks. Instant anonymity score with detailed results.

Look up any IP address or domain to see its location, ISP, VPN status, and more.

Test your IPv6 support, detect connection type, compare latency, and check for leaks.

Scan any website to discover all cookies, trackers, and privacy risks in seconds.

Measure download and upload speed, ping, jitter and latency under load (bufferbloat) in 30 seconds.

Run 25+ privacy and security checks on your browser. Get a score from 0 to 100 with detailed results and recommendations.

Real entropy bits, live cohort comparison, defense test, and visual fingerprint art — see exactly how trackable your browser is.

Instantly detect your browser, OS, screen, hardware, codecs, and web API support. Copy all info for tech support or download a PDF report.

Check if WebRTC is exposing your real IP address. Detect local, public, and mDNS candidates with real-time monitoring.

Check CPU, GPU, memory, battery, storage, network, and browser capabilities. Get a health score, run a benchmark, and receive personalized recommendations.

Look up DNS records for any domain. All record types supported, results from multiple resolvers.

Look up registration details for any domain name including registrar, dates, nameservers, and DNSSEC status.

Enter a URL to see the full redirect chain with HTTP status codes, response times, and server details.

Identify the manufacturer of any network device by MAC address, generate random MACs for testing, and convert between all standard formats.