AS7018 68.254.152.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204868.254.152.0/2468.254.153.0/2468.254.154.0/2468.254.155.0/2468.254.156.0/2468.254.157.0/2468.254.158.0/2468.254.159.0/24