Find the vendor name of a device by entering an OUI or a MAC address
OUI prefix: 00:50:DB
Vendor name: CONTEMPORARY CONTROL
SYSTEMSINC.DOWNERS GROVE IL 60515US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 09 November 2000