MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixB8:2C:A0:00:00:00 /24
Vendor address2 Corporate Center Dr. Melville NY US 11747
Country🇺🇸 United States
RegisteredAug 9, 2011
Block rangeB8:2C:A0:00:00:00– B8:2C:A0: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
- Aug 9, 2011 – Jul 28, 2018 Honeywell HomMed name changedaddress changed
- Jul 28, 2018 – present Resideo
Example addresses in this block
Where this block sits
Resideo holds 6 registered blocks in the IEEE registry, ranking #525 of 33,427 organizations by block count.
Other blocks registered to Resideo