MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:B0:09:00:00:00 /24
Vendor address3499, Douglas B. Floreani Montreal Quebec CA H4S 2C6
Country🇨🇦 Canada
RegisteredSep 8, 2000
Block range00:B0:09:00:00:00– 00:B0:09: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
- Sep 8, 2000 – May 15, 2015 Grass Valley Group name changedaddress changedcountry changed
- May 15, 2015 – present Grass Valley, A Belden Brand
Example addresses in this block
Where this block sits
Grass Valley, A Belden Brand holds 3 registered blocks in the IEEE registry, ranking #1,073 of 33,427 organizations by block count.
Other blocks registered to Grass Valley, A Belden Brand