MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


Roku, Inc.

MAC prefix: 08:05:81

Vendor name: Roku, Inc.

MAC range: 08:05:81:00:00:00 - 08:05:81:FF:FF:FF

Block Size: 16777215 (16.77 M)


12980 Saratoga Ave
Saratoga CA 95070

Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 17 November 2015

Country US map