What this means
The IEEE assigned the MA-L block 1C27DD to Datang Gohighsec(zhejiang)Information 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 1C:27:DD, it is Datang Gohighsec(zhejiang)Information Technology Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 1C27DD?
1C27DD is registered to Datang Gohighsec(zhejiang)Information 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. Datang Gohighsec(zhejiang)Information Technology Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 1C27DD?
Any network device with a MAC address starting 1C:27:DD was manufactured by or for Datang Gohighsec(zhejiang)Information Technology Co.,Ltd..