MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
TEST & MEASUREMENT SYSTEMS INC
OUI: 00:20:CF
Vendor name: TEST & MEASUREMENT SYSTEMS INC
Address:
Assignment Type MA-L 2045 SITKA COURT
LOVELAND CO 80538
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 22 April 1998