AS3561 216.39.88.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 2048216.39.88.0/24216.39.89.0/24216.39.90.0/24216.39.91.0/24216.39.92.0/24216.39.93.0/24216.39.94.0/24216.39.95.0/24