MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0E:2F:00:00:00 /24
Vendor addressRoche Diabetes Care Insulin Delivery Systems D-68305 Mannheim DE
Country🇩🇪 Germany
RegisteredSep 8, 2003
Block range00:0E:2F:00:00:00– 00:0E:2F: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, 2003 – May 8, 2013 Disetronic Medical Systems AG name changedaddress changed
- May 8, 2013 – present Roche Diagnostics GmbH
Example addresses in this block
Where this block sits
Previous
00:0E:2E:00:00:00 /24
Edimax Technology Co. Ltd.
Next
00:0E:30:00:00:00 /24
AERAS Networks, Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Roche Diagnostics GmbH holds 2 registered blocks in the IEEE registry, ranking #2,859 of 33,427 organizations by block count.
Other blocks registered to Roche Diagnostics GmbH