Who owns MAC prefix F420554?

F420554 is registered to Pulsotronic-Anlagentechnik GmbH in the IEEE MA-M registry.

What devices use F420554?

Any network device with a MAC address starting F4:20:55:4 was manufactured by or for Pulsotronic-Anlagentechnik GmbH.

MA-M · OUI prefix

Pulsotronic-Anlagentechnik GmbH

Any MAC address starting F4:20:55:4 is registered to Pulsotronic-Anlagentechnik GmbH in DE.

OUI prefix	F420554
Vendor	Pulsotronic-Anlagentechnik GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	F4:20:55:4:00:00:00

What this means

The IEEE assigned the MA-M block F420554 to Pulsotronic-Anlagentechnik 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 F4:20:55:4, it is Pulsotronic-Anlagentechnik GmbH hardware.

Look up another MAC