Postmark Incorporated

Unique prefixes: 1

Block Size: 4095 (4.09 k)

First registration: 22 February 2020

Types

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

MAC Prefix Type Registration Date
70:B3:D5:CB:B MA-S 2020-02-22