AS211484 YSZ YSZ TRADING CO., LIMITED

YSZ YSZ TRADING CO., LIMITED · registered in Hong Kong

IPv4 addresses6,14421 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#181largest network in HK by IPv4 space, of 735 · 0.03% of HK

Rank worldwide#12,525of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryHong Kong779 ASNs registered there

Open AS211484 in ASN lookup Look up an IP in this network (5.180.48.1) All networks in Hong Kong

IPv4 prefixes

All 21 prefixes, in address order.

5.180.48.0/24
31.57.144.0/24
45.136.174.0/24
45.139.211.0/24
95.134.201.0/24
98.142.244.0/24
131.123.23.0/24
154.6.60.0/23
154.6.193.0/24
154.16.180.0/24
155.117.252.0/23
172.110.219.0/24
181.215.178.0/24
185.135.157.0/24
185.229.240.0/23
185.233.18.0/24
191.96.100.0/24
194.35.227.0/24
194.76.0.0/24
212.18.115.0/24
217.216.231.0/24

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ASNNameIPv4 addresses

AS133054#178 RSHL-AS - Reasonable Software House Limited6,144

AS135273#179 NTCASIA-AS-AP - NTC ASIA LIMITED6,144

AS136993#180 CVTL-AS-AP - CLOUD VALLEY TECHNOLOGY LIMITED6,144

AS135392#182 MILLENIALHOSTLIMITED-AS-GB - MillenialHost Limited5,888

AS55649#183 METRONET-HK - Flat C, 16/F, Skyline Tower,5,632

AS17764#184 HKMU-AS-AP - Hong Kong Metropolitan University5,632

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