AS23724 119.57.104.0/21 CIDR and IP Range Summary.ASN: 23724 - IDC China Telecommunications CorporationHost Count: 2046Addressable IPs: 2048119.57.104.0/24119.57.105.0/24119.57.106.0/24119.57.107.0/24119.57.108.0/24119.57.109.0/24119.57.110.0/24119.57.111.0/24