MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:17:55:00:00:00 /24
Vendor address12345 SW Leveton Drive Tualatin OR US 97062
Country🇺🇸 United States
RegisteredMar 6, 2006
Block range00:17:55:00:00:00– 00:17:55: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 →
Example addresses in this block
Where this block sits
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00:17:54:00:00:00 /24
Arkino HiTOP Corporation Limited
Next
00:17:56:00:00:00 /24
Vinci Labs Oy
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
GE Security holds 1 registered blocks in the IEEE registry, ranking #13,400 of 33,427 organizations by block count.