AS3561 216.35.48.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048216.35.48.0/24216.35.49.0/24216.35.50.0/24216.35.51.0/24216.35.52.0/24216.35.53.0/24216.35.54.0/24216.35.55.0/24