MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Silicon Laboratories
MAC address prefix 78:1C:9D is registered to Silicon Laboratories, located at 400 West Cesar ChavezAustin TX 78701US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 04 December 2024, and no subsequent updates have been recorded.
OUI: 78:1C:9D
Vendor name: Silicon Laboratories
Address:
Assignment Type MA-L 400 West Cesar Chavez
Austin TX 78701
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 04 December 2024