Who owns MAC prefix 1C666D?

1C666D is registered to Hon Hai Precision Ind. Co.,Ltd. in the IEEE MA-L registry.

What devices use 1C666D?

Any network device with a MAC address starting 1C:66:6D was manufactured by or for Hon Hai Precision Ind. Co.,Ltd..

MA-L · OUI prefix

Hon Hai Precision Ind. Co.,Ltd.

Any MAC address starting 1C:66:6D is registered to Hon Hai Precision Ind. Co.,Ltd. in CN.

OUI prefix	1C666D
Vendor	Hon Hai Precision Ind. Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	1C:66:6D:00:00:00

What this means

The IEEE assigned the MA-L block 1C666D to Hon Hai Precision Ind. Co.,Ltd.. 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 1C:66:6D, it is Hon Hai Precision Ind. Co.,Ltd. hardware.

Other Hon Hai Precision Ind. Co.,Ltd. prefixes

Hon Hai Precision Ind. Co.,Ltd. holds 135 registered blocks in total.

0014A4 0016CE 0016CF 00197D 00197E 001C25 001C26 001DD9 001E4C 001F3A 001FE1 001FE2 all 135 »

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