AS7018 12.208.152.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.208.152.0/2412.208.153.0/2412.208.154.0/2412.208.155.0/2412.208.156.0/2412.208.157.0/2412.208.158.0/2412.208.159.0/24