AS131584 210.203.56.0/21 CIDR and IP Range Summary.ASN: 131584 - Taiwan Intelligent Fiber Optic Network Co. Ltd.Host Count: 2046Addressable IPs: 2048210.203.56.0/24210.203.57.0/24210.203.58.0/24210.203.59.0/24210.203.60.0/24210.203.61.0/24210.203.62.0/24210.203.63.0/24