macadress

Project T&E Limited

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:13:5A:00:00:00 /24
Vendor addressRoom 3C, 2/F. Wah Shing Center, Kwun Tong, Kowloon, HK 852
Country🇭🇰  Hong Kong
RegisteredJan 15, 2005
Block range00:13:5A:00:00:00– 00:13:5A: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 →

Example addresses in this block

00:13:5A:00:00:00 00:13:5A:7F:FF:FF 00:13:5A:FF:FF:FF

Where this block sits

Previous 00:13:59:00:00:00 /24 ProTelevision Technologies A/S Next 00:13:5B:00:00:00 /24 PanelLink Cinema, LLC

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

Project T&E Limited holds 1 registered blocks in the IEEE registry, ranking #23,543 of 33,427 organizations by block count.