MAC prefix 70:B3:D5:2B:C

Equipos De Telecomunicación Optoelectrónicos, S.A.

VendorEquipos De Telecomunicación Optoelectrónicos, S.A.
Short nameEquiposDeTel
Prefix70:B3:D5:2B:C/36
Block typeMA-S (/36, 4,096 addresses)
Address range70:B3:D5:2B:C0:00 – 70:B3:D5:2B:CF:FF
Notations70:B3:D5:2B:C0:00
70-B3-D5-2B-C0-00
70b3.d52b.c000
70B3D52BC000

Frequently asked questions

Which vendor does MAC address 70:B3:D5:2B:C belong to?

MAC addresses starting with 70:B3:D5:2B:C are assigned to Equipos De Telecomunicación Optoelectrónicos, S.A. according to the IEEE registry (prefix length 36 bits).

How many addresses does block 70:B3:D5:2B:C contain?

The block contains 4,096 addresses from 70:B3:D5:2B:C0:00 to 70:B3:D5:2B:CF:FF.

Is 70:B3:D5:2B:C a unicast or multicast address?

The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).

How do I find the MAC address of my device?

On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.

Which other MAC prefixes does Equipos De Telecomunicación Optoelectrónicos, S.A. have?

Equipos De Telecomunicación Optoelectrónicos, S.A. holds 2 registered prefixes in total – the full list is on the vendor page.

Nearby entries