online CIDR and IP subnet calculator : Check host

58.229.120.0-58.229.127.255
58.229.120.0/21

58.229.128.0-58.229.255.255
58.229.128.0/17

58.231.0.0-58.231.127.255
58.231.0.0/17

58.231.128.0-58.231.191.255
58.231.128.0/18

58.231.192.0-58.231.223.255
58.231.192.0/19

58.231.224.0-58.231.231.255
58.231.224.0/21

58.231.232.0-58.231.235.255
58.231.232.0/22

58.231.236.0-58.231.237.255
58.231.236.0/23

58.231.238.0-58.231.238.255
58.231.238.0/24

58.230.0.0-58.230.255.255
58.230.0.0/16

IP subnet calculator 58.229.120.0-58.231.238.255