AS7018 12.26.56.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.26.56.0/2412.26.57.0/2412.26.58.0/2412.26.59.0/2412.26.60.0/2412.26.61.0/2412.26.62.0/2412.26.63.0/24