MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix74:33:36:50:00:00 /28
Vendor address40 av Theroigne de Mericourt MONTPELLIER FR 34000
Country🇫🇷 France
RegisteredOct 11, 2025
Block range74:33:36:50:00:00– 74:33:36:5F:FF:FF
Address capacity1,048,576
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 →
Example addresses in this block
Where this block sits
Previous
74:33:36:40:00:00 /28
Elide Interfaces Inc
Next
74:33:36:60:00:00 /28
Baumer Inspection GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SECLAB FR holds 1 registered blocks in the IEEE registry, ranking #25,480 of 33,427 organizations by block count.