AS23724 119.57.176.0/21 CIDR and IP Range Summary.ASN: 23724 - IDC China Telecommunications CorporationHost Count: 2046Addressable IPs: 2048119.57.176.0/24119.57.177.0/24119.57.178.0/24119.57.179.0/24119.57.180.0/24119.57.181.0/24119.57.182.0/24119.57.183.0/24