online CIDR and IP subnet calculator : Check host

3.86.54.0-3.86.55.255
3.86.54.0/23

3.86.56.0-3.86.63.255
3.86.56.0/21

3.86.64.0-3.86.127.255
3.86.64.0/18

3.86.128.0-3.86.255.255
3.86.128.0/17

3.90.0.0-3.90.127.255
3.90.0.0/17

3.90.128.0-3.90.143.255
3.90.128.0/20

3.90.144.0-3.90.144.255
3.90.144.0/24

3.87.0.0-3.87.255.255
3.87.0.0/16

3.88.0.0-3.89.255.255
3.88.0.0/15

IP subnet calculator 3.86.54.0-3.90.144.255