AS7018 149.51.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048149.51.8.0/24149.51.9.0/24149.51.10.0/24149.51.11.0/24149.51.12.0/24149.51.13.0/24149.51.14.0/24149.51.15.0/24