What this means
The IEEE assigned the MA-L block F42B7D to Chipsguide technology 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 F4:2B:7D, it is Chipsguide technology CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix F42B7D?
F42B7D is registered to Chipsguide technology 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. Chipsguide technology CO.,LTD.'s block covers 16,777,216 addresses.
What devices use F42B7D?
Any network device with a MAC address starting F4:2B:7D was manufactured by or for Chipsguide technology CO.,LTD..