AS45910 i-System Technology Limited

ISYSTEMTECH-HK - i-System Technology Limited · registered in Hong Kong

IPv4 addresses4,0964 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#214largest network in HK by IPv4 space, of 735 · 0.02% of HK

Rank worldwide#15,470of 79,396 networks with IPv4

IPv622 x /4810 prefixes

CountryHong Kong779 ASNs registered there

Open AS45910 in ASN lookup Look up an IP in this network (103.11.228.1) All networks in Hong Kong

IPv4 prefixes

All 4 prefixes, in address order.

103.11.228.0/22
103.15.20.0/22
180.188.192.0/22
182.173.76.0/22

IPv6 prefixes

All 10 prefixes.

2404:fc00:20::/46
2404:fc00:76::/47
2404:fc00:78::/47
2404:fc00:192::/47
2404:fc00:194::/47
2404:fc00:230::/47
2404:fc00:1001::/48
2404:fc00:1002::/47
2404:fc00:1004::/46
2404:fc00:1008::/48

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

AS218797#211 CHEUNGZIT-TRADE-LIMITED CHEUNGZIT TRADE LIMITED4,352

AS17537#212 JOSNSCHKAS-AP - HKBN JOS Synergy (HK) Limited4,096

AS153995#213 TOWNLINK-AS-AP - Townlink Limited4,096

AS63916#215 IPTELECOM-AS-AP - IPTELECOM Global4,096

AS7484#216 HKACTL-AS-AP - Hong Kong Air Cargo Terminals Ltd.4,096

AS10238#217 CCI-HK-AP - Cyber Channel International Ltd4,096

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