MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
J125, NATIONAL SECURITY AGENCY
MAC address prefix 00:20:91 is registered to J125, NATIONAL SECURITY AGENCY, located at 9800 SAVAGE ROADFT. MEADE MD 20755-6000US.
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: 00:20:91
Vendor name: J125, NATIONAL SECURITY AGENCY
Address:
Assignment Type MA-L 9800 SAVAGE ROAD
FT. MEADE MD 20755-6000
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
