MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix84:D3:2A:00:00:00 /24
Vendor address445 Hoes Lane Piscataway NJ US 08855-1331
Country🇺🇸 United States
RegisteredJul 2, 2011
Block range84:D3:2A:00:00:00– 84:D3:2A: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
- Jul 2, 2011 – Mar 29, 2013 IEEE P1905.1 name changedaddress changed
- Mar 29, 2013 – present IEEE 1905.1
Dates show when a change became public in the IEEE registry. How we track ownership history →
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
IEEE 1905.1 holds 1 registered blocks in the IEEE registry, ranking #15,667 of 33,498 organizations by block count.