// Check IP on iMac / Linux / Unix // Use Terminal or SSH command to check // 2026-10-30 // Check IPv4 curl -4 ip.sb curl -4 ifconfig.me curl -4 icanhazip.com curl -4 http://ident.me curl ipinfo.io/ip // Check IPv6 curl http://dnsomatic.com curl ifconfig.me curl icanhazip.com // Check IP in China https://www.ip138.com https://whoer.net/zh // Check IP on Windows Power Shell curl ip.sb