MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix38:B8:EB:E0:00:00 /28
Vendor address4 rue de Paris Morlaix FR 29600
Country🇫🇷 France
RegisteredNov 29, 2015
Block range38:B8:EB:E0:00:00– 38:B8:EB:EF: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 →
Ownership timeline
- Nov 29, 2015 – Nov 21, 2023 Wyres SAS name changed
- Nov 21, 2023 – present WT-Consulting SAS
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
WT-Consulting SAS holds 1 registered blocks in the IEEE registry, ranking #32,494 of 33,427 organizations by block count.