AS3561 151.248.80.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048151.248.80.0/24151.248.81.0/24151.248.82.0/24151.248.83.0/24151.248.84.0/24151.248.85.0/24151.248.86.0/24151.248.87.0/24