MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix24:BF:74:00:00:00 /24
Vendor address1126-1, Ichino-cho, Higashi-ku Hamamatsu-City Shizuoka-ken JP 435-8558
Country🇯🇵 Japan
RegisteredOct 30, 2009
Block range24:BF:74:00:00:00– 24:BF:74:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Ownership timeline
- Oct 30, 2009 – Feb 15, 2023 Private name changedaddress changedcountry changed
- Feb 15, 2023 – present Hamamatsu Photonics K.K.
Example addresses in this block
Where this block sits
Hamamatsu Photonics K.K. holds 3 registered blocks in the IEEE registry, ranking #1,079 of 33,427 organizations by block count.
Other blocks registered to Hamamatsu Photonics K.K.