162.241.24.0-162.241.31.255 162.241.24.0/21
162.241.32.0-162.241.63.255 162.241.32.0/19
162.241.64.0-162.241.127.255 162.241.64.0/18
162.241.128.0-162.241.255.255 162.241.128.0/17