Who owns MAC prefix 0030D0?

0030D0 is registered to Tellabs in the IEEE MA-L registry.

What devices use 0030D0?

Any network device with a MAC address starting 00:30:D0 was manufactured by or for Tellabs.

MA-L · OUI prefix

Tellabs

Any MAC address starting 00:30:D0 is registered to Tellabs in US.

OUI prefix	0030D0
Vendor	Tellabs
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:30:D0:00:00:00

What this means

The IEEE assigned the MA-L block 0030D0 to Tellabs. 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 00:30:D0, it is Tellabs hardware.

Other Tellabs prefixes

Tellabs holds 2 registered blocks in total.

70DDA1

Look up another MAC