15.197.192.0-15.197.192.127 15.197.192.0/25
15.197.192.128-15.197.192.159 15.197.192.128/27
15.197.192.160-15.197.192.167 15.197.192.160/29
15.197.192.168-15.197.192.171 15.197.192.168/30
15.197.192.172-15.197.192.173 15.197.192.172/31
15.197.192.174-15.197.192.174 15.197.192.174/32