AS7018 12.25.240.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.25.240.0/2412.25.241.0/2412.25.242.0/2412.25.243.0/2412.25.244.0/2412.25.245.0/2412.25.246.0/2412.25.247.0/2412.25.248.0/2412.25.249.0/2412.25.250.0/2412.25.251.0/2412.25.252.0/2412.25.253.0/2412.25.254.0/2412.25.255.0/24