AS7018 154.90.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048154.90.8.0/24154.90.9.0/24154.90.10.0/24154.90.11.0/24154.90.12.0/24154.90.13.0/24154.90.14.0/24154.90.15.0/24