MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix88:09:AF:00:00:00 /24
Vendor address52 Discovery Irvine CA US 92618
Country🇺🇸 United States
RegisteredJul 28, 2015
Block range88:09:AF:00:00:00– 88:09:AF: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
- Jul 28, 2015 – Sep 22, 2016 Masimo Corp. name changedaddress changed
- Sep 22, 2016 – present Masimo Corporation
Example addresses in this block
Where this block sits
Masimo Corporation holds 7 registered blocks in the IEEE registry, ranking #430 of 33,427 organizations by block count.
Other blocks registered to Masimo Corporation