AS7018 12.175.240.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.175.240.0/2412.175.241.0/2412.175.242.0/2412.175.243.0/2412.175.244.0/2412.175.245.0/2412.175.246.0/2412.175.247.0/2412.175.248.0/2412.175.249.0/2412.175.250.0/2412.175.251.0/2412.175.252.0/2412.175.253.0/2412.175.254.0/2412.175.255.0/24