AS3561 206.27.200.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048206.27.200.0/24206.27.201.0/24206.27.202.0/24206.27.203.0/24206.27.204.0/24206.27.205.0/24206.27.206.0/24206.27.207.0/24