AS3561 208.130.104.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048208.130.104.0/24208.130.105.0/24208.130.106.0/24208.130.107.0/24208.130.108.0/24208.130.109.0/24208.130.110.0/24208.130.111.0/24