MAC Address Lookup

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

 MAC

ARKRAY, Inc. Kyoto Laboratory

Unique prefixes: 2

Block Size: 8190 (8.19 k)

First registration: 21 February 2011

Last updated: 13 June 2019

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
70:B3:D5:C4:EMA-S2019-06-13
00:50:C2:B7:3IAB2011-02-21