AS3561 216.227.224.0/20 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 4096216.227.224.0/24216.227.225.0/24216.227.226.0/24216.227.227.0/24216.227.228.0/24216.227.229.0/24216.227.230.0/24216.227.231.0/24216.227.232.0/24216.227.233.0/24216.227.234.0/24216.227.235.0/24216.227.236.0/24216.227.237.0/24216.227.238.0/24216.227.239.0/24