MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
CASTLE ROCK, INC.
MAC address prefix 00:20:5E is registered to CASTLE ROCK, INC., located at 20 SOUTH SANTA CRUZ AVE.LOS GATOS CA 95030US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 22 April 1998, with the most recent update made on 17 November 2015.
OUI: 00:20:5E
Vendor name: CASTLE ROCK, INC.
Address:
Assignment Type MA-L 20 SOUTH SANTA CRUZ AVE.
LOS GATOS CA 95030
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
