AS3561 216.64.192.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096216.64.192.0/24216.64.193.0/24216.64.194.0/24216.64.195.0/24216.64.196.0/24216.64.197.0/24216.64.198.0/24216.64.199.0/24216.64.200.0/24216.64.201.0/24216.64.202.0/24216.64.203.0/24216.64.204.0/24216.64.205.0/24216.64.206.0/24216.64.207.0/24