icanhazip
LiveLast verified 24 Sept 2026
Returns the caller's public IP address as plain text; also available on ipv4/ipv6 subdomains.
Example request
curl -s https://icanhazip.com
Free tier, in plain English
Free with no key required; no rate limit is published for the current Cloudflare-run service.
Alternatives in IP Geolocation
AbstractAPI IP GeolocationLooks up a visitor's country, region, city, and timezone from their IP address.FreemiumApiipIP geolocation lookup returning country, city, currency, timezone, and ISP data for an IP address.FreemiumBigDataCloud's IP Geolocation APILocates an IP address to city/region level using router-topology mapping rather than WHOIS data.FreemiumBigDataCloud's Network Engineering APIASN details, BGP prefix data, IP-to-network lookups and Tor exit-node detection for network engineering.FreemiumCountry.isLooks up a visitor's country (and optionally city/ASN) from their IP address.Free