AS7018 12.48.16.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.48.16.0/2412.48.17.0/2412.48.18.0/2412.48.19.0/2412.48.20.0/2412.48.21.0/2412.48.22.0/2412.48.23.0/2412.48.24.0/2412.48.25.0/2412.48.26.0/2412.48.27.0/2412.48.28.0/2412.48.29.0/2412.48.30.0/2412.48.31.0/24