online CIDR and IP subnet calculator : Check host

218.152.247.220-218.152.247.223
218.152.247.220/30

218.152.247.224-218.152.247.255
218.152.247.224/27

218.152.248.0-218.152.255.255
218.152.248.0/21

218.153.0.0-218.153.31.255
218.153.0.0/19

218.153.32.0-218.153.47.255
218.153.32.0/20

218.153.48.0-218.153.55.255
218.153.48.0/21

218.153.56.0-218.153.57.255
218.153.56.0/23

IP subnet calculator 218.152.247.220-218.153.57.255