MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
port industrial automation GmbH
MAC address prefix B4:E9:A3 is registered to port industrial automation GmbH, located at Regensburger Str. 7bHalle (S.) 06132DE.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 31 October 2017, with the most recent update made on 24 August 2019.
OUI: B4:E9:A3
Vendor name: port industrial automation GmbH
Address:
Assignment Type MA-L Regensburger Str. 7b
Halle (S.) 06132
DE.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 24 August 2019
Initial registration: 31 October 2017
