AS7018 12.148.192.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.148.192.0/2412.148.193.0/2412.148.194.0/2412.148.195.0/2412.148.196.0/2412.148.197.0/2412.148.198.0/2412.148.199.0/2412.148.200.0/2412.148.201.0/2412.148.202.0/2412.148.203.0/2412.148.204.0/2412.148.205.0/2412.148.206.0/2412.148.207.0/24