AS3561 204.71.80.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048204.71.80.0/24204.71.81.0/24204.71.82.0/24204.71.83.0/24204.71.84.0/24204.71.85.0/24204.71.86.0/24204.71.87.0/24