AS3561 208.139.208.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096208.139.208.0/24208.139.209.0/24208.139.210.0/24208.139.211.0/24208.139.212.0/24208.139.213.0/24208.139.214.0/24208.139.215.0/24208.139.216.0/24208.139.217.0/24208.139.218.0/24208.139.219.0/24208.139.220.0/24208.139.221.0/24208.139.222.0/24208.139.223.0/24