MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:30:48:00:00:00 /24
Vendor address2051 Junction Avenue San Jose CA US 95131
Country🇺🇸 United States
RegisteredSep 8, 2000
Block range00:30:48:00:00:00– 00:30:48: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
- Sep 8, 2000 – Aug 23, 2016 Supermicro Computer, Inc. name changedaddress changed
- Aug 23, 2016 – present Super Micro Computer, Inc.
Example addresses in this block
Where this block sits
Previous
00:30:47:00:00:00 /24
NISSEI ELECTRIC CO., LTD.
Next
00:30:49:00:00:00 /24
BRYANT TECHNOLOGY, LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Super Micro Computer, Inc. holds 8 registered blocks in the IEEE registry, ranking #392 of 33,421 organizations by block count.
Other blocks registered to Super Micro Computer, Inc.