AS209 63.156.8.0/21 CIDR and IP Range Summary.ASN: 209 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204863.156.8.0/2463.156.9.0/2463.156.10.0/2463.156.11.0/2463.156.12.0/2463.156.13.0/2463.156.14.0/2463.156.15.0/24