online CIDR and IP subnet calculator : Check host

168.215.129.0-168.215.129.255
168.215.129.0/24

168.215.130.0-168.215.131.255
168.215.130.0/23

168.215.132.0-168.215.135.255
168.215.132.0/22

168.215.136.0-168.215.143.255
168.215.136.0/21

168.215.144.0-168.215.151.255
168.215.144.0/21

168.215.152.0-168.215.153.255
168.215.152.0/23

168.215.154.0-168.215.154.255
168.215.154.0/24

IP subnet calculator 168.215.129.0-168.215.154.255