IP lookup, DNS leak test, WHOIS, traceroute, SSL checker, and more — free network diagnostic and privacy tools.
View your public IP, ISP, and geolocation on a map.
→Check if your DNS requests are leaking outside your VPN.
→Look up WHOIS details for any domain or IP address.
→See how uniquely identifiable your browser is across the web.
→Check HTTP response headers and security headers for any URL.
→Trace the network path to any IP address — see every hop and latency.
→Check any domain's SSL/TLS certificate — issuer, expiry, SANs, and cipher.
→Query A, AAAA, MX, CNAME, TXT, and NS records for any domain.
→Searchable reference of all HTTP status codes with descriptions and use cases.
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