What this means
The IEEE assigned the MA-S block 70B3D5E56 to HIPODROMO DE AGUA CALIENTE, S.A. DE C.V.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 70:B3:D5:E5:6, it is HIPODROMO DE AGUA CALIENTE, S.A. DE C.V. hardware.
Frequently Asked Questions
Who owns MAC prefix 70B3D5E56?
70B3D5E56 is registered to HIPODROMO DE AGUA CALIENTE, S.A. DE C.V. in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. HIPODROMO DE AGUA CALIENTE, S.A. DE C.V.'s block covers 4,096 addresses.
What devices use 70B3D5E56?
Any network device with a MAC address starting 70:B3:D5:E5:6 was manufactured by or for HIPODROMO DE AGUA CALIENTE, S.A. DE C.V..