MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

AT&T

Unique prefixes: 5

Block Size: 83886075 (83.88 M)

www.att.com

First registration: 22 April 1998

Last updated: 22 September 2017

Types

MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

MAC PrefixTypeRegistration Date
00:07:1CMA-L2001-10-24
00:60:D3MA-L1998-04-22
08:00:6AMA-L2000-11-09
80:00:10MA-L2000-11-09
80:3A:59MA-L2017-09-22