MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1C:8A:00:00:00 /24
Vendor address9449 Carroll Park Drive San Diego CA US 92121
Country🇺🇸 United States
RegisteredMay 13, 2007
Block range00:1C:8A:00:00:00– 00:1C:8A: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
- May 13, 2007 – Sep 17, 2010 Verari Systems Inc name changed
- Sep 17, 2010 – present Cirrascale Corporation
Example addresses in this block
Where this block sits
Previous
00:1C:89:00:00:00 /24
Force Communications, Inc.
Next
00:1C:8B:00:00:00 /24
MJ Innovations Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Cirrascale Corporation holds 1 registered blocks in the IEEE registry, ranking #8,497 of 33,427 organizations by block count.