MAC Address Lookup

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

 MAC

CT Company

Unique prefixes: 21

Block Size: 1130475 (1.13 M)

ct-company.ru

First registration: 21 February 2011

Last updated: 01 April 2021

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)

MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
00:50:C2:46:2IAB2011-02-21
00:50:C2:85:6IAB2011-02-21
00:50:C2:A8:2IAB2011-02-21
00:50:C2:B6:FIAB2011-02-21
00:50:C2:CA:3IAB2011-02-21
00:50:C2:DC:BIAB2011-02-21
00:50:C2:E9:2IAB2011-09-25
00:50:C2:F2:4IAB2012-03-15
00:50:C2:FB:3IAB2012-08-13
18:74:E2:3MA-M2021-04-01
40:D8:55:07:2IAB2013-04-03
40:D8:55:15:FIAB2013-08-29
70:B3:D5:00:5MA-S2020-04-30
70:B3:D5:23:0MA-S2015-08-12
70:B3:D5:2D:4MA-S2014-04-14
70:B3:D5:39:FMA-S2020-11-17
70:B3:D5:3A:DMA-S2018-02-15
70:B3:D5:50:DMA-S2019-10-16
70:B3:D5:5A:3MA-S2016-02-18
70:B3:D5:5D:5MA-S2016-10-11
70:B3:D5:66:7MA-S2019-05-15