AS3561 206.24.0.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048206.24.0.0/24206.24.1.0/24206.24.2.0/24206.24.3.0/24206.24.4.0/24206.24.5.0/24206.24.6.0/24206.24.7.0/24