AS209 71.53.80.0/20 CIDR and IP Range Summary.ASN: 209 - CenturyLink Communications LLCHost Count: 4094Addressable IPs: 409671.53.80.0/2471.53.81.0/2471.53.82.0/2471.53.83.0/2471.53.84.0/2471.53.85.0/2471.53.86.0/2471.53.87.0/2471.53.88.0/2471.53.89.0/2471.53.90.0/2471.53.91.0/2471.53.92.0/2471.53.93.0/2471.53.94.0/2471.53.95.0/24