AS3491 63.217.88.0/21 CIDR and IP Range Summary.ASN: 3491 - PCCW Global Inc.Host Count: 2046Addressable IPs: 204863.217.88.0/2463.217.89.0/2463.217.90.0/2463.217.91.0/2463.217.92.0/2463.217.93.0/2463.217.94.0/2463.217.95.0/24