Who owns MAC prefix 70B3D540B?

70B3D540B is registered to QUERCUS TECHNOLOGIES, S.L. in the IEEE MA-S registry.

What devices use 70B3D540B?

Any network device with a MAC address starting 70:B3:D5:40:B was manufactured by or for QUERCUS TECHNOLOGIES, S.L..

MA-S · OUI prefix

QUERCUS TECHNOLOGIES, S.L.

Any MAC address starting 70:B3:D5:40:B is registered to QUERCUS TECHNOLOGIES, S.L. in ES.

OUI prefix	70B3D540B
Vendor	QUERCUS TECHNOLOGIES, S.L.
Registry	MA-S (36-bit, small block)
Country	ES
Example MAC	70:B3:D5:40:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D540B to QUERCUS TECHNOLOGIES, S.L.. 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:D5:40:B, it is QUERCUS TECHNOLOGIES, S.L. hardware.

Other QUERCUS TECHNOLOGIES, S.L. prefixes

QUERCUS TECHNOLOGIES, S.L. holds 9 registered blocks in total.

70B3D503D 70B3D54C1 70B3D5777 70B3D5A12 70B3D5FFB 8C1F649B9 8C1F64B9A 8C1F64D7C

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