Developer Tool
Ping123
Free IP lookup, DNS diagnostics and WebRTC leak tests
About Ping123
Ping123 is a free browser-based network diagnostics toolkit. It provides public IP, geolocation and ASN lookup, DNS and WebRTC leak tests, browser fingerprint checks, and WHOIS, DNS and SSL lookup tools. The site supports seven languages and core tools do not require an account.
Who is Ping123 for?
Developers, network operators and privacy-conscious users who want to inspect their connection, check browser network exposure and troubleshoot domain or connection problems.
How does Ping123 work?
Open the website and choose a diagnostic tool. View public IP information, run DNS or WebRTC checks, inspect browser details, or enter a domain in the WHOIS, DNS and SSL lookup tools. Results are shown in the browser.