AS207075 FOUNTAINHEAD FOUNTAINHEAD TECHNOLOGIES LIMITED

FOUNTAINHEAD FOUNTAINHEAD TECHNOLOGIES LIMITED · registered in Hong Kong

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#512largest network in HK by IPv4 space, of 735 · <0.01% of HK

Rank worldwide#47,824of 79,396 networks with IPv4

IPv616 x /481 prefixes

CountryHong Kong779 ASNs registered there

Open AS207075 in ASN lookup Look up an IP in this network (31.57.32.1) All networks in Hong Kong

IPv4 prefixes

All 2 prefixes, in address order.

31.57.32.0/24
46.203.222.0/24

IPv6 prefixes

All 1 prefix.

2a14:67c1:a130::/44

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

AS9735#509 HKDNR-AS-AP - Hong Kong Domain Name Registration Co. Ltd512

AS153766#510 OLTCL-AS-AP - One Link (HK) Technology Co., Limited512

AS134098#511 SYLVEON-AS-AP - Licson Internet Service512

AS135562#513 NGNHK-AS-AP - Nevigate Global Network (Hong Kong) Limited512

AS151797#514 CTCSCITECHLIMITED-AS-AP - CTCSCI TECH LIMITED512

AS141163#515 ZHAOCHENGTECHNOLOGYHKCOLIMITED-AS-AP - ZHAO CHENG TECHNOLOGY (HK) CO., LIMITED512

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