online CIDR and IP subnet calculator : Check host

188.117.31.0-188.117.31.127
188.117.31.0/25

188.117.31.128-188.117.31.191
188.117.31.128/26

188.117.31.192-188.117.31.223
188.117.31.192/27

188.117.31.224-188.117.31.239
188.117.31.224/28

188.117.31.240-188.117.31.247
188.117.31.240/29

188.117.31.248-188.117.31.251
188.117.31.248/30

188.117.31.252-188.117.31.253
188.117.31.252/31

188.117.31.254-188.117.31.254
188.117.31.254/32

188.117.30.0-188.117.30.255
188.117.30.0/24

IP subnet calculator 188.117.30.0-188.117.31.254