AS15435 217.63.64.0/20 CIDR and IP Range Summary.ASN: 15435 - DELTA Fiber Nederland B.V.Host Count: 4094Addressable IPs: 4096217.63.64.0/24217.63.65.0/24217.63.66.0/24217.63.67.0/24217.63.68.0/24217.63.69.0/24217.63.70.0/24217.63.71.0/24217.63.72.0/24217.63.73.0/24217.63.74.0/24217.63.75.0/24217.63.76.0/24217.63.77.0/24217.63.78.0/24217.63.79.0/24