MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Telephonics Corporation
MAC address prefix 00:21:A8 is registered to Telephonics Corporation, located at 815 Broad Hollow RoadFarmingdale New York 11790US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 25 October 2008, with the most recent update made on 17 November 2015.
OUI: 00:21:A8
Vendor name: Telephonics Corporation
Address:
Assignment Type MA-L 815 Broad Hollow Road
Farmingdale New York 11790
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 25 October 2008
