AS209 72.165.0.0/21 CIDR and IP Range Summary.ASN: 209 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204872.165.0.0/2472.165.1.0/2472.165.2.0/2472.165.3.0/2472.165.4.0/2472.165.5.0/2472.165.6.0/2472.165.7.0/24