Who owns MAC prefix 307C30?

307C30 is registered to RIM in the IEEE MA-L registry.

What devices use 307C30?

Any network device with a MAC address starting 30:7C:30 was manufactured by or for RIM.

MA-L · OUI prefix

RIM

Any MAC address starting 30:7C:30 is registered to RIM.

OUI prefix	307C30
Vendor	RIM
Registry	MA-L (24-bit, large block)
Example MAC	30:7C:30:00:00:00

What this means

The IEEE assigned the MA-L block 307C30 to RIM. 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 30:7C:30, it is RIM hardware.

Other RIM prefixes

RIM holds 14 registered blocks in total.

00237A 147411 2CA835 30694B 3C7437 405FBE 406AAB 70D4F2 806007 A06CEC A86A6F CC55AD all 14 »

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