MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:25:0C:00:00:00 /24
Vendor address100 Market Street, Suite 302 Portsmouth NH US 03801
Country🇺🇸 United States
RegisteredJan 25, 2009
Block range00:25:0C:00:00:00– 00:25:0C: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
- Jan 25, 2009 – Dec 23, 2017 Enertrac name changed
- Dec 23, 2017 – present Senet Inc
Example addresses in this block
Where this block sits
Previous
00:25:0B:00:00:00 /24
CENTROFACTOR INC
Next
00:25:0D:00:00:00 /24
GZT Telkom-Telmor sp. z o.o.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Senet Inc holds 1 registered blocks in the IEEE registry, ranking #25,636 of 33,427 organizations by block count.