Who owns MAC prefix 5CDD70?

5CDD70 is registered to Hangzhou H3C Technologies Co., Limited in the IEEE MA-L registry.

What devices use 5CDD70?

Any network device with a MAC address starting 5C:DD:70 was manufactured by or for Hangzhou H3C Technologies Co., Limited.

MA-L · OUI prefix

Hangzhou H3C Technologies Co., Limited

Any MAC address starting 5C:DD:70 is registered to Hangzhou H3C Technologies Co., Limited in CN.

OUI prefix	5CDD70
Vendor	Hangzhou H3C Technologies Co., Limited
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	5C:DD:70:00:00:00

What this means

The IEEE assigned the MA-L block 5CDD70 to Hangzhou H3C Technologies Co., Limited. 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 5C:DD:70, it is Hangzhou H3C Technologies Co., Limited hardware.

Other Hangzhou H3C Technologies Co., Limited prefixes

Hangzhou H3C Technologies Co., Limited holds 27 registered blocks in total.

000FE2 002389 0CDA41 3822D6 3891D5 3897D6 3C8C40 3CE5A6 487ADA 50DA00 5866BA 586AB1 all 27 »

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