MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:09:57:00:00:00 /24
Vendor address101 Saginaw Drive Redwood City CA US 94063
Country🇺🇸 United States
RegisteredMar 29, 2002
Block range00:09:57:00:00:00– 00:09:57: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
Previous
00:09:56:00:00:00 /24
Network Systems Group, Ltd. (NSG)
Next
00:09:58:00:00:00 /24
INTELNET S.A.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Supercaller, Inc. holds 1 registered blocks in the IEEE registry, ranking #28,623 of 33,427 organizations by block count.