What this means
The IEEE assigned the MA-L block 74DDF0 to SHEN ZHEN TENDA 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 74:DD:F0, it is SHEN ZHEN TENDA TECHNOLOGY CO.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 74DDF0?
74DDF0 is registered to SHEN ZHEN TENDA 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. SHEN ZHEN TENDA TECHNOLOGY CO.,LTD's block covers 16,777,216 addresses.
What devices use 74DDF0?
Any network device with a MAC address starting 74:DD:F0 was manufactured by or for SHEN ZHEN TENDA TECHNOLOGY CO.,LTD.