online CIDR and IP subnet calculator : Check host

91.199.147.0-91.199.147.127
91.199.147.0/25

91.199.147.128-91.199.147.191
91.199.147.128/26

91.199.147.192-91.199.147.223
91.199.147.192/27

91.199.147.224-91.199.147.239
91.199.147.224/28

91.199.147.240-91.199.147.247
91.199.147.240/29

91.199.147.248-91.199.147.251
91.199.147.248/30

91.199.147.252-91.199.147.253
91.199.147.252/31

91.199.147.254-91.199.147.254
91.199.147.254/32

IP subnet calculator 91.199.147.0-91.199.147.254