online CIDR and IP subnet calculator : Check host

180.183.2.0-180.183.3.255
180.183.2.0/23

180.183.4.0-180.183.7.255
180.183.4.0/22

180.183.8.0-180.183.15.255
180.183.8.0/21

180.183.16.0-180.183.31.255
180.183.16.0/20

180.183.32.0-180.183.63.255
180.183.32.0/19

180.183.64.0-180.183.127.255
180.183.64.0/18

180.183.128.0-180.183.255.255
180.183.128.0/17

IP subnet calculator 180.183.2.0-180.183.255.255