MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Ei Electronics
MAC address prefix 38:87:9C is registered to Ei Electronics, located at Unit 40-47 Shannon Industrial EstateShannon Co. Clare V14 H020IE.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 23 March 2026, and no subsequent updates have been recorded.
OUI: 38:87:9C
Vendor name: Ei Electronics
Address:
Assignment Type MA-L Unit 40-47 Shannon Industrial Estate
Shannon Co. Clare V14 H020
IE.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 23 March 2026
