My 2cents:
http://checkip.amazonaws.com/
http://whatismyip.akamai.com/
dig +short myip.opendns.com @resolver1.opendns.com http://checkip.amazonaws.com/
http://whatismyip.akamai.com/
dig +short myip.opendns.com @resolver1.opendns.comThere used to be one at ifconfig.dev but I don’t know what happened to it
IPv4: curl http://whatismyip.akamai.com curl http://whatismyip.akamai.com/advanced
Both hosts are distributed around the world using the Akamai platform and should be fast for everyone.