Who owns MAC prefix 001D4E?

001D4E is registered to TCM Mobile LLC in the IEEE MA-L registry.

What devices use 001D4E?

Any network device with a MAC address starting 00:1D:4E was manufactured by or for TCM Mobile LLC.

MA-L · OUI prefix

TCM Mobile LLC

Any MAC address starting 00:1D:4E is registered to TCM Mobile LLC in US.

OUI prefix	001D4E
Vendor	TCM Mobile LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:1D:4E:00:00:00

What this means

The IEEE assigned the MA-L block 001D4E to TCM Mobile LLC. 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 00:1D:4E, it is TCM Mobile LLC hardware.

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