23.20.87.0-23.20.87.255 23.20.87.0/24
23.20.88.0-23.20.95.255 23.20.88.0/21
23.20.96.0-23.20.99.255 23.20.96.0/22
23.20.100.0-23.20.100.255 23.20.100.0/24