AS7018 12.46.144.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.46.144.0/2412.46.145.0/2412.46.146.0/2412.46.147.0/2412.46.148.0/2412.46.149.0/2412.46.150.0/2412.46.151.0/2412.46.152.0/2412.46.153.0/2412.46.154.0/2412.46.155.0/2412.46.156.0/2412.46.157.0/2412.46.158.0/2412.46.159.0/24