MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix8C:C1:21:00:00:00 /24
Vendor address1-15 Matsuo-cho Kadoma Osaka JP 571-8504
Country🇯🇵 Japan
RegisteredNov 29, 2011
Block range8C:C1:21:00:00:00– 8C:C1:21: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
- Nov 29, 2011 – Mar 27, 2013 Panasonic AVC Networks Company name changedaddress changed
- Mar 27, 2013 – present Panasonic Corporation AVC Networks Company
Example addresses in this block
Where this block sits
Panasonic Corporation AVC Networks Company holds 7 registered blocks in the IEEE registry, ranking #439 of 33,427 organizations by block count.
Other blocks registered to Panasonic Corporation AVC Networks Company