AS7018 12.19.112.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.19.112.0/2412.19.113.0/2412.19.114.0/2412.19.115.0/2412.19.116.0/2412.19.117.0/2412.19.118.0/2412.19.119.0/2412.19.120.0/2412.19.121.0/2412.19.122.0/2412.19.123.0/2412.19.124.0/2412.19.125.0/2412.19.126.0/2412.19.127.0/24