AS3561 64.70.0.0/21 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 2046Addressable IPs: 204864.70.0.0/2464.70.1.0/2464.70.2.0/2464.70.3.0/2464.70.4.0/2464.70.5.0/2464.70.6.0/2464.70.7.0/24