MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
AUMOVIO Systems Romania S.R.L.
MAC address prefix D4:00:CA is registered to AUMOVIO Systems Romania S.R.L., located at Str. Salzburg Nr. 8550018Sibiu Sibiu 550018RO.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 10 February 2025, with the most recent update made on 12 December 2025.
OUI: D4:00:CA
Vendor name: AUMOVIO Systems Romania S.R.L.
Address:
Assignment Type MA-L Str. Salzburg Nr. 8
550018
Sibiu Sibiu 550018
RO.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 12 December 2025
Initial registration: 10 February 2025
