AS3561 172.120.3.248/29 CIDR and IP Range Summary.ASN: 3561 - CenturyLink Communications LLCHost Count: 6Addressable IPs: 8 172.120.3.249172.120.3.250172.120.3.251172.120.3.252172.120.3.253172.120.3.254172.120.3.255172.120.3.256