AS139021 West263 International Limited

WEST263GO-HK - West263 International Limited · registered in Hong Kong

IPv4 addresses24,06413 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#75largest network in HK by IPv4 space, of 735 · 0.12% of HK

Rank worldwide#5,582of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)15 prefixes

CountryHong Kong779 ASNs registered there

Open AS139021 in ASN lookup Look up an IP in this network (43.224.152.1) All networks in Hong Kong

IPv4 prefixes

All 13 prefixes, in address order.

43.224.152.0/22
43.249.0.0/22
43.250.116.0/22
103.24.248.0/22
103.43.188.0/22
103.96.148.0/22
103.108.192.0/22
103.120.80.0/22
103.139.0.0/22
218.247.64.0/19
219.234.0.0/21
219.234.8.0/23
219.234.16.0/20

IPv6 prefixes

All 15 prefixes.

2404:ccc0::/39
2404:ccc0:200::/42
2404:ccc0:240::/43
2404:ccc0:260::/46
2404:ccc0:264::/46
2404:ccc0:268::/45
2404:ccc0:270::/44
2404:ccc0:280::/41
2404:ccc0:300::/40
2404:ccc0:400::/38
2404:ccc0:800::/37
2404:ccc0:1000::/36
2404:ccc0:2000::/35
2404:ccc0:4000::/34
2404:ccc0:8000::/33

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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