Tianjin 712 Communication Broadcasting co., ltd. (00:13:36:00:00:00 /24)

Tianjin 712 Communication Broadcasting co., ltd. MA-L

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

Prefix00:13:36:00:00:00 /24

Vendor addressNo.185, Xinda Road, Hebei District Tianjin CN 300140

Block range00:13:36:00:00:00– 00:13:36: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

00:13:36:00:00:00 00:13:36:7F:FF:FF 00:13:36:FF:FF:FF