AS23724 113.31.80.0/21 CIDR and IP Range Summary.ASN: 23724 - IDC China Telecommunications CorporationHost Count: 2046Addressable IPs: 2048113.31.80.0/24113.31.81.0/24113.31.82.0/24113.31.83.0/24113.31.84.0/24113.31.85.0/24113.31.86.0/24113.31.87.0/24