MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix48:0C:49:00:00:00 /24
Vendor addressDevelopment Support Center 165 Higashiomuro-machi Maebashi-shi Gunma JP 379-2105
Country🇯🇵 Japan
RegisteredApr 23, 2014
Block range48:0C:49:00:00:00– 48:0C:49: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
- Apr 23, 2014 – Sep 15, 2016 NAKAYO TELECOMMUNICATIONS,INC name changedaddress changed
- Sep 15, 2016 – present NAKAYO Inc
Example addresses in this block
Where this block sits
NAKAYO Inc holds 6 registered blocks in the IEEE registry, ranking #514 of 33,427 organizations by block count.
Other blocks registered to NAKAYO Inc