AS218733 HYW-HK HYW HK LIMITED

HYW-HK HYW HK LIMITED · registered in Hong Kong

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#634largest network in HK by IPv4 space, of 735 · <0.01% of HK

Rank worldwide#62,482of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryHong Kong779 ASNs registered there

Open AS218733 in ASN lookup Look up an IP in this network (143.203.126.1) All networks in Hong Kong

IPv4 prefixes

All 1 prefix, in address order.

143.203.126.0/24

IPv6 prefixes

All 1 prefix.

2a14:7586:6117::/48

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

AS154162#631 ISIF-AS-AP - ISIF LIMITED256

AS154204#632 SEIL-AS-AP - Shine Effort Inc Limited256

AS154811#633 ZTABOXLIMITED-AS-AP - ZTABOX LIMITED256

AS218767#635 SHIYUAN-NET SYUAN TRADING LIMITED256

AS4645#636 ASN-HKNET-AP - HKNet Co. Ltd256

AS4828#637 OCBC-AS-AP - OCBC Bank (Hong Kong) Limited256

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