What this means
The IEEE assigned the MA-L block 704642 to CHYNG HONG ELECTRONIC 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 70:46:42, it is CHYNG HONG ELECTRONIC CO., LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 704642?
704642 is registered to CHYNG HONG ELECTRONIC CO., LTD. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. CHYNG HONG ELECTRONIC CO., LTD.'s block covers 16,777,216 addresses.
What devices use 704642?
Any network device with a MAC address starting 70:46:42 was manufactured by or for CHYNG HONG ELECTRONIC CO., LTD..