AS3561 207.1.64.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096207.1.64.0/24207.1.65.0/24207.1.66.0/24207.1.67.0/24207.1.68.0/24207.1.69.0/24207.1.70.0/24207.1.71.0/24207.1.72.0/24207.1.73.0/24207.1.74.0/24207.1.75.0/24207.1.76.0/24207.1.77.0/24207.1.78.0/24207.1.79.0/24