AS3561 206.25.80.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096206.25.80.0/24206.25.81.0/24206.25.82.0/24206.25.83.0/24206.25.84.0/24206.25.85.0/24206.25.86.0/24206.25.87.0/24206.25.88.0/24206.25.89.0/24206.25.90.0/24206.25.91.0/24206.25.92.0/24206.25.93.0/24206.25.94.0/24206.25.95.0/24