MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
38220
MAC address prefix 18:C3:E4:9 is registered to 38220, located at C/ Mariano Barbacid5. 3ª plantaRivas Vaciamadrid Madrid 28521ES.
This registration is classified as MA-M (Mac Address Block Medium) containing approximately 16 million MAC addresses
The prefix was registered on 18 February 2026, and no subsequent updates have been recorded.
OUI: 18:C3:E4:9
Vendor name: 38220
Address:
Assignment Type MA-M C/ Mariano Barbacid
5. 3ª planta
Rivas Vaciamadrid Madrid 28521
ES.
Mac Address Block Medium. Number of address 2^20 (~1 Million)
Initial registration: 18 February 2026
