MAC Address Lookup

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


Microsoft Corporation

MAC prefix: D4:8F:33

Vendor name: Microsoft Corporation

MAC range: D4:8F:33:00:00:00 - D4:8F:33:FF:FF:FF

Block Size: 16777215 (16.77 M)


1 Microsoft Way
Redmond Washington 98052

Type MA-L

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

Initial registration: 13 July 2014

Last updated: 17 November 2015

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