Who owns MAC prefix 001B73?

001B73 is registered to DTL Broadcast Ltd in the IEEE MA-L registry.

What devices use 001B73?

Any network device with a MAC address starting 00:1B:73 was manufactured by or for DTL Broadcast Ltd.

MA-L · OUI prefix

DTL Broadcast Ltd

Any MAC address starting 00:1B:73 is registered to DTL Broadcast Ltd.

OUI prefix	001B73
Vendor	DTL Broadcast Ltd
Registry	MA-L (24-bit, large block)
Example MAC	00:1B:73:00:00:00

What this means

The IEEE assigned the MA-L block 001B73 to DTL Broadcast Ltd. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:1B:73, it is DTL Broadcast Ltd hardware.

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