AS3561 64.16.112.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204864.16.112.0/2464.16.113.0/2464.16.114.0/2464.16.115.0/2464.16.116.0/2464.16.117.0/2464.16.118.0/2464.16.119.0/24