MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Science Corporation
MAC address prefix 54:EF:5B is registered to Science Corporation, located at 300 Wind River WayAlameda CA 94501US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 20 February 2025, and no subsequent updates have been recorded.
OUI: 54:EF:5B
Vendor name: Science Corporation
Address:
Assignment Type MA-L 300 Wind River Way
Alameda CA 94501
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 20 February 2025
