Honeywell

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix58:FC:C8:00:00:00 /24

Vendor address1212 Pittsford Victor Rd Pittsford NY US 14534

RegisteredOct 20, 2023

Block range58:FC:C8:00:00:00– 58:FC:C8: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

Oct 20, 2023 – Dec 6, 2024 LenelS2 Carrier name changed
Dec 6, 2024 – present Honeywell

Example addresses in this block

58:FC:C8:00:00:00 58:FC:C8:7F:FF:FF 58:FC:C8:FF:FF:FF

Where this block sits

Previous 58:FC:C6:00:00:00 /24 TOZO INC

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Honeywell holds 16 registered blocks in the IEEE registry, ranking #202 of 33,421 organizations by block count.

Other blocks registered to Honeywell

00:22:6A:00:00:00 /24 MA-L 00:40:84:00:00:00 /24 MA-L C4:EF:DA:00:00:00 /24 MA-L 30:09:F9:C0:00:00 /28 MA-M 00:50:C2:53:E0:00 /36 IAB 00:50:C2:61:60:00 /36 IAB 00:50:C2:8F:90:00 /36 IAB 00:50:C2:B0:B0:00 /36 IAB 00:50:C2:C7:B0:00 /36 IAB 00:50:C2:D9:50:00 /36 IAB 00:50:C2:F5:50:00 /36 IAB 40:D8:55:08:00:00 /36 IAB