AS7018 12.106.216.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.106.216.0/2412.106.217.0/2412.106.218.0/2412.106.219.0/2412.106.220.0/2412.106.221.0/2412.106.222.0/2412.106.223.0/24