AS7018 199.106.144.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096199.106.144.0/24199.106.145.0/24199.106.146.0/24199.106.147.0/24199.106.148.0/24199.106.149.0/24199.106.150.0/24199.106.151.0/24199.106.152.0/24199.106.153.0/24199.106.154.0/24199.106.155.0/24199.106.156.0/24199.106.157.0/24199.106.158.0/24199.106.159.0/24