AS7018 63.206.208.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409663.206.208.0/2463.206.209.0/2463.206.210.0/2463.206.211.0/2463.206.212.0/2463.206.213.0/2463.206.214.0/2463.206.215.0/2463.206.216.0/2463.206.217.0/2463.206.218.0/2463.206.219.0/2463.206.220.0/2463.206.221.0/2463.206.222.0/2463.206.223.0/24