What devices use 70B3D56C5?

Any network device with a MAC address starting 70:B3:D5:6C:5 was manufactured by or for CJSC «Russian telecom equipment company» (CJSC RTEC).

MA-S · OUI prefix

CJSC «Russian telecom equipment company» (CJSC RTEC)

Q: Who owns MAC prefix 70B3D56C5?

70B3D56C5 is registered to CJSC «Russian telecom equipment company» (CJSC RTEC) in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:6C:5 is registered to CJSC «Russian telecom equipment company» (CJSC RTEC) in RU.

OUI prefix	70B3D56C5
Vendor	CJSC «Russian telecom equipment company» (CJSC RTEC)
Registry	MA-S (36-bit, small block)
Country	RU
Example MAC	70:B3:D5:6C:5:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D56C5 to CJSC «Russian telecom equipment company» (CJSC RTEC). 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:D5:6C:5, it is CJSC «Russian telecom equipment company» (CJSC RTEC) hardware.

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