MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Seyond
MAC address prefix 64:D3:63 is registered to Seyond, located at 160 San Gabriel DrSunnyvale CA 94086US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 08 April 2026, and no subsequent updates have been recorded.
OUI: 64:D3:63
Vendor name: Seyond
Address:
Assignment Type MA-L 160 San Gabriel Dr
Sunnyvale CA 94086
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 08 April 2026
