MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
QING DAO HAIER TELECOM CO.,LTD.
Unique prefixes: 4
Block Size: 67108860 (67.1 M)
First registration: 14 March 2014
Last updated: 28 January 2018
MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)