AS209 66.249.48.0/21 CIDR and IP Range Summary.ASN: 209 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204866.249.48.0/2466.249.49.0/2466.249.50.0/2466.249.51.0/2466.249.52.0/2466.249.53.0/2466.249.54.0/2466.249.55.0/24