MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Siemens AG
MAC address prefix 3C:FF:E4 is registered to Siemens AG, located at Werner-von-Siemens-Str. 50Amberg 92224DE.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 17 August 2026, and no subsequent updates have been recorded.
OUI: 3C:FF:E4
Vendor name: Siemens AG
Address:
Assignment Type MA-L Werner-von-Siemens-Str. 50
Amberg 92224
DE.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 17 August 2026
