# Ping123
> Free IP lookup, DNS and WebRTC leak tests
- URL: https://ping123.app/en/
- Visit (tracked): https://promoteindex.com/go/ping123
- Category: dev-tool
- Built with: claude-code
- Pricing: free
- Votes: 0
- Tested by PromoteIndex: no. Not tested by PromoteIndex yet. Use at your own risk.
- Listed: 2026-10-26
- Tags: ip-lookup, dns, webrtc, network-diagnostics, privacy
Ping123 brings IP and browser network checks into one free web toolkit. Look up a public IP or domain, inspect its location and ASN, review diagnostic risk signals, and run DNS and WebRTC leak tests. It also includes browser fingerprint checks, WHOIS lookup, DNS lookup, SSL certificate checks and other network utilities. The interface is available in English, Simplified Chinese, Traditional Chinese, Japanese, Korean, Russian and Spanish. The tools work in a browser without creating an account. Location and risk results are diagnostic signals rather than guarantees about security or access to a third-party service. The public https://ping123.app/json endpoint returns the caller's IP and network details without an API key.
Listing: https://promoteindex.com/p/ping123

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