AS3561 66.35.240.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 409666.35.240.0/2466.35.241.0/2466.35.242.0/2466.35.243.0/2466.35.244.0/2466.35.245.0/2466.35.246.0/2466.35.247.0/2466.35.248.0/2466.35.249.0/2466.35.250.0/2466.35.251.0/2466.35.252.0/2466.35.253.0/2466.35.254.0/2466.35.255.0/24