We expose your “public” IP address: the address appearing to web servers when you access them. This means NAT & proxies (transparent or not) will affect the result.
This service supports both IPv4 and IPv6, and whichever your client prefers is returned when both are available.
GET https://ident.me/: your IP address, plain text
GET https://v4.ident.me/: your IPv4 address, plain text
GET https://v6.ident.me/: your IPv6 address, plain text