MAC Address Lookup

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

TESTO AG

OUI: 00:19:4A

Vendor name: TESTO AG

Address:

Testo Straße 1
Lenzkirch Baden-Württemberg 79853
DE.

Assignment Type MA-L

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

Last updated: 17 November 2015

Initial registration: 15 August 2006