AS7018 206.16.48.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048206.16.48.0/24206.16.49.0/24206.16.50.0/24206.16.51.0/24206.16.52.0/24206.16.53.0/24206.16.54.0/24206.16.55.0/24