MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:26:AB:00:00:00 /24
Vendor address3-3-5 OWA SUWA-SHI NAGANO-KEN JP 392-8502
Country🇯🇵 Japan
RegisteredJun 30, 2009
Block range00:26:AB:00:00:00– 00:26:AB: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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00:26:AA:00:00:00 /24
Kenmec Mechanical Engineering Co., Ltd.
Next
00:26:AC:00:00:00 /24
Shanghai LUSTER Teraband photonic Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Seiko Epson Corporation holds 22 registered blocks in the IEEE registry, ranking #160 of 33,427 organizations by block count.
Other blocks registered to Seiko Epson Corporation
00:00:48:00:00:00 /24
MA-L
38:1A:52:00:00:00 /24
MA-L
38:9D:92:00:00:00 /24
MA-L
44:D2:44:00:00:00 /24
MA-L
50:57:9C:00:00:00 /24
MA-L
58:05:D9:00:00:00 /24
MA-L
64:C6:D2:00:00:00 /24
MA-L
64:EB:8C:00:00:00 /24
MA-L
68:55:D4:00:00:00 /24
MA-L
9C:AE:D3:00:00:00 /24
MA-L
A4:D7:3C:00:00:00 /24
MA-L
A4:EE:57:00:00:00 /24
MA-L