MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:11:C5:00:00:00 /24
Vendor address555 East Ocean Blvd. Long Beach CA US 90802
Country🇺🇸 United States
RegisteredJul 24, 2004
Block range00:11:C5:00:00:00– 00:11:C5: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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00:11:C4:00:00:00 /24
Terminales de Telecomunicacion Terrestre, S.L.
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00:11:C6:00:00:00 /24
Seagate Technology
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
TEN Technology holds 1 registered blocks in the IEEE registry, ranking #29,701 of 33,427 organizations by block count.