MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1B:D3:00:00:00 /24
Vendor address1-15 Matsuo-cho Kadoma Osaka JP 571-8504
Country🇯🇵 Japan
RegisteredApr 8, 2007
Block range00:1B:D3:00:00:00– 00:1B:D3: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 8, 2007 – Mar 27, 2013 Matsushita Electric Panasonic AVC name changedaddress changed
- Mar 27, 2013 – May 3, 2017 Panasonic Corp. AVC Company name changedaddress changed
- May 3, 2017 – present Panasonic Corporation AVC Networks Company
Example addresses in this block
Where this block sits
Previous
00:1B:D2:00:00:00 /24
ULTRA-X ASIA PACIFIC Inc.
Next
00:1B:D4:00:00:00 /24
Cisco Systems, Inc
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Panasonic Corporation AVC Networks Company holds 7 registered blocks in the IEEE registry, ranking #439 of 33,421 organizations by block count.
Other blocks registered to Panasonic Corporation AVC Networks Company