What this means
The IEEE assigned the MA-M block 303D510 to Fink Telecom Services GmbH. 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 30:3D:51:0, it is Fink Telecom Services GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 303D510?
303D510 is registered to Fink Telecom Services GmbH in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Fink Telecom Services GmbH's block covers 1,048,576 addresses.
What devices use 303D510?
Any network device with a MAC address starting 30:3D:51:0 was manufactured by or for Fink Telecom Services GmbH.