AS7018 12.215.240.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.215.240.0/2412.215.241.0/2412.215.242.0/2412.215.243.0/2412.215.244.0/2412.215.245.0/2412.215.246.0/2412.215.247.0/2412.215.248.0/2412.215.249.0/2412.215.250.0/2412.215.251.0/2412.215.252.0/2412.215.253.0/2412.215.254.0/2412.215.255.0/24