MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:11:55:00:00:00 /24
Vendor address2805 N Dallas Parkway, STE 530 Plano Texas US 75093
Country🇺🇸 United States
RegisteredJun 3, 2004
Block range00:11:55:00:00:00– 00:11:55: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
Previous
00:11:54:00:00:00 /24
Webpro Technologies Inc.
Next
00:11:56:00:00:00 /24
Pharos Systems NZ
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Sevis Systems holds 1 registered blocks in the IEEE registry, ranking #25,804 of 33,421 organizations by block count.