AS209 63.148.168.0/21 CIDR and IP Range Summary.ASN: 209 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204863.148.168.0/2463.148.169.0/2463.148.170.0/2463.148.171.0/2463.148.172.0/2463.148.173.0/2463.148.174.0/2463.148.175.0/24