MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix08:4E:BF:00:00:00 /24
Vendor address1-1-3, Shimaya, Konohana-ku Osaka JP 554-0024
Country🇯🇵 Japan
RegisteredSep 28, 2010
Block range08:4E:BF:00:00:00– 08:4E:BF: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
- Sep 28, 2010 – May 28, 2020 Broad Net Mux Corporation name changed
- May 28, 2020 – present Sumitomo Electric Industries, Ltd
Example addresses in this block
Where this block sits
Sumitomo Electric Industries, Ltd holds 8 registered blocks in the IEEE registry, ranking #391 of 33,427 organizations by block count.
Other blocks registered to Sumitomo Electric Industries, Ltd