AS14921 67.76.144.0/21 CIDR and IP Range Summary.ASN: 14921 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204867.76.144.0/2467.76.145.0/2467.76.146.0/2467.76.147.0/2467.76.148.0/2467.76.149.0/2467.76.150.0/2467.76.151.0/24