AS7018 12.152.0.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.152.0.0/2412.152.1.0/2412.152.2.0/2412.152.3.0/2412.152.4.0/2412.152.5.0/2412.152.6.0/2412.152.7.0/2412.152.8.0/2412.152.9.0/2412.152.10.0/2412.152.11.0/2412.152.12.0/2412.152.13.0/2412.152.14.0/2412.152.15.0/24