AS7018 75.11.248.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204875.11.248.0/2475.11.249.0/2475.11.250.0/2475.11.251.0/2475.11.252.0/2475.11.253.0/2475.11.254.0/2475.11.255.0/24