IP Lookup

IP address info and format conversion

Input

192.168.1.1

IPv4 地址分类参考

A 类: 1.0.0.0 ~ 126.255.255.255

B 类: 128.0.0.0 ~ 191.255.255.255

C 类: 192.0.0.0 ~ 223.255.255.255

D 类: 224.0.0.0 ~ 239.255.255.255

私有: 10.x.x.x, 172.16-31.x.x, 192.168.x.x

回环: 127.0.0.1