AS4997 64.125.144.0/20 CIDR and IP Range Summary.ASN: 4997 - Zayo BandwidthHost Count: 4094Addressable IPs: 409664.125.144.0/2464.125.145.0/2464.125.146.0/2464.125.147.0/2464.125.148.0/2464.125.149.0/2464.125.150.0/2464.125.151.0/2464.125.152.0/2464.125.153.0/2464.125.154.0/2464.125.155.0/2464.125.156.0/2464.125.157.0/2464.125.158.0/2464.125.159.0/24