198.50.161.0-198.50.161.255
198.50.161.0/24
198.50.162.0-198.50.163.255
198.50.162.0/23
198.50.164.0-198.50.167.255
198.50.164.0/22
198.50.168.0-198.50.175.255
198.50.168.0/21
198.50.176.0-198.50.191.255
198.50.176.0/20
198.50.192.0-198.50.207.255
198.50.192.0/20
198.50.208.0-198.50.215.255
198.50.208.0/21
198.50.216.0-198.50.219.255
198.50.216.0/22