AS7018 199.105.144.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096199.105.144.0/24199.105.145.0/24199.105.146.0/24199.105.147.0/24199.105.148.0/24199.105.149.0/24199.105.150.0/24199.105.151.0/24199.105.152.0/24199.105.153.0/24199.105.154.0/24199.105.155.0/24199.105.156.0/24199.105.157.0/24199.105.158.0/24199.105.159.0/24