AS7018 151.164.248.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048151.164.248.0/24151.164.249.0/24151.164.250.0/24151.164.251.0/24151.164.252.0/24151.164.253.0/24151.164.254.0/24151.164.255.0/24