AS7018 74.228.0.0/18 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 16382Addressable IPs: 1638474.228.0.0/2474.228.1.0/2474.228.2.0/2474.228.3.0/2474.228.4.0/2474.228.5.0/2474.228.6.0/2474.228.7.0/2474.228.8.0/2474.228.9.0/2474.228.10.0/2474.228.11.0/2474.228.12.0/2474.228.13.0/2474.228.14.0/2474.228.15.0/2474.228.16.0/2474.228.17.0/2474.228.18.0/2474.228.19.0/2474.228.20.0/2474.228.21.0/2474.228.22.0/2474.228.23.0/2474.228.24.0/2474.228.25.0/2474.228.26.0/2474.228.27.0/2474.228.28.0/2474.228.29.0/2474.228.30.0/2474.228.31.0/2474.228.32.0/2474.228.33.0/2474.228.34.0/2474.228.35.0/2474.228.36.0/2474.228.37.0/2474.228.38.0/2474.228.39.0/2474.228.40.0/2474.228.41.0/2474.228.42.0/2474.228.43.0/2474.228.44.0/2474.228.45.0/2474.228.46.0/2474.228.47.0/2474.228.48.0/2474.228.49.0/2474.228.50.0/2474.228.51.0/2474.228.52.0/2474.228.53.0/2474.228.54.0/2474.228.55.0/2474.228.56.0/2474.228.57.0/2474.228.58.0/2474.228.59.0/2474.228.60.0/2474.228.61.0/2474.228.62.0/2474.228.63.0/24