AS64019 FLAT B 1/F

OPENSTACK-HK - FLAT B 1/F · registered in Hong Kong

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#374largest network in HK by IPv4 space, of 735 · <0.01% of HK

Rank worldwide#28,009of 79,396 networks with IPv4

IPv6512 x /481 prefixes

CountryHong Kong779 ASNs registered there

Open AS64019 in ASN lookup Look up an IP in this network (72.206.85.1) All networks in Hong Kong

IPv4 prefixes

All 2 prefixes, in address order.

72.206.85.0/24
184.184.8.0/22

IPv6 prefixes

All 1 prefix.

2600:8808:3e00::/39

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

AS63959#371 HKSTL-HK - Hong Kong Syscloud Technology Limited1,280

AS215929#372 datacampus Data Campus Limited1,280

AS219001#373 E-LARGE E-LARGE (HONG KONG) LIMITED1,280

AS211759#375 Miku_Network Miku Network Technology Limited1,280

AS9515#376 COMPUTE-AS-AP - Compute Global Limited1,280

AS214172#377 DePowered DePowered Limited1,280

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