IPCheck.ing - 查看我的 IP 地址 - 查询本机 IP 地址及归属地 - 查看 WebRTC 连接 IP - DNS 泄露检测 - 网速测试 - Jason Ng 阿禅开源作品
A better and open source IP Toolbox. Easy to check what's your IPs, IP information, check for DNS leaks, examine WebRTC connections, test website availability, lookup DNS record, lookup Whois, and test latency from around the world.