AS17645 116.51.32.0/21 CIDR and IP Range Summary.ASN: 17645 - NTT Singapore Pte LtdHost Count: 2046Addressable IPs: 2048116.51.32.0/24116.51.33.0/24116.51.34.0/24116.51.35.0/24116.51.36.0/24116.51.37.0/24116.51.38.0/24116.51.39.0/24