InternetTest InternetTest is a modern connection utility for Windows. It can locate IP addresses, send ping request, recover your WiFi passwords and more!
mmdb_china_ip_list Geoip MaxMind Database for china ip list! This is also an example of generating MaxMind Database!
IP 工具箱 IP 工具箱。可以查看本机IP、挂代理后的IP信息、检查 DNS 泄露、检查 WebRTC 连接、测试网站可用性等。An alternative to ip.skk.moe service.