OUI Lookup

a40b78

FAST PHOTONICS HK CO., LIMITED

Manufacturer Information

OUI Prefix
a40b78
Manufacturer
FAST PHOTONICS HK CO., LIMITED
Address
FLAT/RM B3, 19/F, TUNG LEE COMMERCIAL BUILDING, 91-97 JERVOIS STREET, SHEUNG WAN HONG KONG CN HK
Last updated
6/10/2026

Vendor Statistics

Total prefixes
1
Block type
MA-L
Available addresses
~16 millones

About prefix A40B78

The OUI prefix A40B78 is assigned to FAST PHOTONICS HK CO., LIMITED, based in FLAT/RM B3, 19/F, TUNG LEE COMMERCIAL BUILDING, 91-97 JERVOIS STREET, SHEUNG WAN HONG KONG CN HK . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to FAST PHOTONICS HK CO., LIMITED.