AS7018 12.217.192.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.217.192.0/2412.217.193.0/2412.217.194.0/2412.217.195.0/2412.217.196.0/2412.217.197.0/2412.217.198.0/2412.217.199.0/2412.217.200.0/2412.217.201.0/2412.217.202.0/2412.217.203.0/2412.217.204.0/2412.217.205.0/2412.217.206.0/2412.217.207.0/24