Who owns MAC prefix 345CF3?

345CF3 is registered to Chipsea Technologies (Shenzhen) Corp. in the IEEE MA-L registry.

What devices use 345CF3?

Any network device with a MAC address starting 34:5C:F3 was manufactured by or for Chipsea Technologies (Shenzhen) Corp..

MA-L · OUI prefix

Chipsea Technologies (Shenzhen) Corp.

Any MAC address starting 34:5C:F3 is registered to Chipsea Technologies (Shenzhen) Corp. in CN.

OUI prefix	345CF3
Vendor	Chipsea Technologies (Shenzhen) Corp.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	34:5C:F3:00:00:00

What this means

The IEEE assigned the MA-L block 345CF3 to Chipsea Technologies (Shenzhen) Corp.. 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 34:5C:F3, it is Chipsea Technologies (Shenzhen) Corp. hardware.

Other Chipsea Technologies (Shenzhen) Corp. prefixes

Chipsea Technologies (Shenzhen) Corp. holds 21 registered blocks in total.

08B8D0 0C9541 10961A 241651 282947 381EC7 50E452 50FB19 5CCAD3 80F416 8822B2 A0779E all 21 »

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