AS6461 216.129.64.0/21 CIDR and IP Range Summary.ASN: 6461 - Zayo BandwidthHost Count: 2046Addressable IPs: 2048216.129.64.0/24216.129.65.0/24216.129.66.0/24216.129.67.0/24216.129.68.0/24216.129.69.0/24216.129.70.0/24216.129.71.0/24