AS23724 211.100.72.0/21 CIDR and IP Range Summary.ASN: 23724 - IDC China Telecommunications CorporationHost Count: 2046Addressable IPs: 2048211.100.72.0/24211.100.73.0/24211.100.74.0/24211.100.75.0/24211.100.76.0/24211.100.77.0/24211.100.78.0/24211.100.79.0/24