IEEE Registration Authority

OUI: 1C:21:D1

Range: 1C:21:D1:00:00:00 - 1C:21:D1:FF:FF:FF

Block Size: 16777215 (16.77 M)

Universally administered addresses (UAA) : the address is uniquely assigned by its manufacturer.

Type of transmission: Unicast

Wireshark:

IEEERegistra
IEEE Registration Authority