Shenzhen Excelsecu Data Technology Co.,Ltd

Unique prefixes: 2

Block Size: 33554430 (33.55 M)

First registration: 12 July 2013

Last updated: 10 June 2022

Types

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

MAC Prefix Type Registration Date
84:1B:38 MA-L 2013-07-12
C4:D4:96 MA-L 2022-06-10