MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix30:43:D7:B0:00:00 /28
Vendor address287 27 Road Grand Junction CO US 81503
Country🇺🇸 United States
RegisteredJan 22, 2022
Block range30:43:D7:B0:00:00– 30:43:D7:BF: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
- Jan 22, 2022 – Feb 16, 2022 Ametek VIS name changed
- Feb 16, 2022 – present Motec GmbH
Example addresses in this block
Where this block sits
Previous
30:43:D7:A0:00:00 /28
Bodhi
Next
30:43:D7:C0:00:00 /28
Xiaoniu network technology (Shanghai) Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Motec GmbH holds 3 registered blocks in the IEEE registry, ranking #1,185 of 33,421 organizations by block count.
Other blocks registered to Motec GmbH