AS17988 China Satellite Communications (HongKong) Corporation Limited

CSC-HK-AS-AP - China Satellite Communications (HongKong) Corporation Limited · registered in Hong Kong

IPv4 addresses4,0962 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#220largest network in HK by IPv4 space, of 735 · 0.02% of HK

Rank worldwide#15,727of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryHong Kong779 ASNs registered there

Open AS17988 in ASN lookup Look up an IP in this network (203.222.192.1) All networks in Hong Kong

IPv4 prefixes

All 2 prefixes, in address order.

203.222.192.0/21
203.222.200.0/21

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AS147060#223 HCSLIMITED-AS-AP - HCS LIMITED4,096

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources