AS3561 204.71.184.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048204.71.184.0/24204.71.185.0/24204.71.186.0/24204.71.187.0/24204.71.188.0/24204.71.189.0/24204.71.190.0/24204.71.191.0/24