AS7018 12.180.56.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.180.56.0/2412.180.57.0/2412.180.58.0/2412.180.59.0/2412.180.60.0/2412.180.61.0/2412.180.62.0/2412.180.63.0/24