MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
GRE SYSTEM INC.
OUI: A4:59:D3:4
Range: A4:59:D3:40:00:00 - A4:59:D3:4F:FF:FF
Block Size: 1048575 (1.04 M)
Universally administered addresses (UAA) : the address is uniquely assigned by its manufacturer.
Type of transmission: Unicast
Wireshark:
No additional details