online CIDR and IP subnet calculator : Check host

199.133.255.0-199.133.255.255
199.133.255.0/24

199.134.0.0-199.134.127.255
199.134.0.0/17

199.134.128.0-199.134.191.255
199.134.128.0/18

199.134.192.0-199.134.223.255
199.134.192.0/19

199.134.224.0-199.134.231.255
199.134.224.0/21

199.134.232.0-199.134.235.255
199.134.232.0/22

199.134.236.0-199.134.237.255
199.134.236.0/23

199.134.238.0-199.134.238.255
199.134.238.0/24

IP subnet calculator 199.133.255.0-199.134.238.255