AS219447 FLASHSPEEDLIMITED HONG KONG FLASH SPEED LIMITED

FLASHSPEEDLIMITED HONG KONG FLASH SPEED LIMITED · registered in Hong Kong

IPv4 addresses5,37621 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#186largest network in HK by IPv4 space, of 735 · 0.03% of HK

Rank worldwide#13,199of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryHong Kong779 ASNs registered there

Open AS219447 in ASN lookup Look up an IP in this network (5.199.37.1) All networks in Hong Kong

IPv4 prefixes

All 21 prefixes, in address order.

5.199.37.0/24
62.144.43.0/24
62.144.45.0/24
68.164.11.0/24
68.164.69.0/24
72.244.48.0/24
79.180.147.0/24
82.47.191.0/24
87.84.17.0/24
87.84.22.0/24
91.124.105.0/24
141.11.67.0/24
152.234.134.0/24
178.93.169.0/24
178.94.68.0/24
178.94.116.0/24
189.12.130.0/24
189.12.133.0/24
189.12.135.0/24
189.12.136.0/24
189.12.139.0/24

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

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

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

AS214785#185 INTONET369 369 IntoNet Limited5,376

AS138456#187 OCTL-AS-AP - OceanBlue Cloud Technology Limited5,120

AS7577#188 VTC-AS-AP - Vocational Training Council Hong Kong5,120

AS24399#189 ABN-PEERING-AS-AP - Asia Broadcast Networks Peering AS5,120

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