MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:06:50:00 /36
Vendor addressPerkuna 46 Warsaw Mazowieckie PL 04-164
Country🇵🇱 Poland
RegisteredNov 12, 2020
Block range70:B3:D5:06:50:00– 70:B3:D5:06:5F:FF
Address capacity4,096
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 →
Example addresses in this block
Where this block sits
Previous
70:B3:D5:06:40:00 /36
AB PRECISION (POOLE) LTD
Next
70:B3:D5:06:60:00 /36
North Pole Engineering, Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
EXATEL holds 1 registered blocks in the IEEE registry, ranking #12,328 of 33,421 organizations by block count.