MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:03:12:00:00:00 /24
Vendor addressEglishalde 16 Trossingen Baden-Wuerttemberg DE D-78647
Country🇩🇪 Germany
RegisteredSep 8, 2000
Block range00:03:12:00:00:00– 00:03:12: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 – Jan 26, 2019 TR-Systemtechnik GmbH name changedaddress changed
- Jan 26, 2019 – present TRsystems GmbH
Example addresses in this block
Where this block sits
Previous
00:03:11:00:00:00 /24
Micro Technology Co., Ltd.
Next
00:03:13:00:00:00 /24
Access Media SPA
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
TRsystems GmbH holds 1 registered blocks in the IEEE registry, ranking #30,585 of 33,427 organizations by block count.