AS7018 68.250.144.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409668.250.144.0/2468.250.145.0/2468.250.146.0/2468.250.147.0/2468.250.148.0/2468.250.149.0/2468.250.150.0/2468.250.151.0/2468.250.152.0/2468.250.153.0/2468.250.154.0/2468.250.155.0/2468.250.156.0/2468.250.157.0/2468.250.158.0/2468.250.159.0/24