What devices use 70B3D503B?

Any network device with a MAC address starting 70:B3:D5:03:B was manufactured by or for SSL - Electrical Aerospace Ground Equipment Section.

MA-S · OUI prefix

SSL - Electrical Aerospace Ground Equipment Section

Q: Who owns MAC prefix 70B3D503B?

70B3D503B is registered to SSL - Electrical Aerospace Ground Equipment Section in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:03:B is registered to SSL - Electrical Aerospace Ground Equipment Section in US.

OUI prefix	70B3D503B
Vendor	SSL - Electrical Aerospace Ground Equipment Section
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:03:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D503B to SSL - Electrical Aerospace Ground Equipment Section. 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:D5:03:B, it is SSL - Electrical Aerospace Ground Equipment Section hardware.

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