AS3561 206.99.96.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096206.99.96.0/24206.99.97.0/24206.99.98.0/24206.99.99.0/24206.99.100.0/24206.99.101.0/24206.99.102.0/24206.99.103.0/24206.99.104.0/24206.99.105.0/24206.99.106.0/24206.99.107.0/24206.99.108.0/24206.99.109.0/24206.99.110.0/24206.99.111.0/24