MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix10:DC:B6:10:00:00 /28
Vendor addressFabrikstrasse 3 Lenzburg CH 5600
Country🇨🇠Switzerland
RegisteredJul 24, 2019
Block range10:DC:B6:10:00:00– 10:DC:B6:1F: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
- Jul 24, 2019 – Jun 1, 2022 ABB Switzerland Ltd. name changed
- Jun 1, 2022 – present Hitachi Energy Switzerland Ltd
Example addresses in this block
Where this block sits
Previous
10:DC:B6:00:00:00 /28
Apex Supply Chain Technologies
Next
10:DC:B6:20:00:00 /28
CAL-COMP INDUSTRIA E COMERCIO DE ELETRONICOS E INFORMATICA LTDA
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Hitachi Energy Switzerland Ltd holds 2 registered blocks in the IEEE registry, ranking #2,202 of 33,427 organizations by block count.
Other blocks registered to Hitachi Energy Switzerland Ltd