What this means
The IEEE assigned the MA-L block 887033 to Hangzhou Silan Microelectronic Inc. 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 88:70:33, it is Hangzhou Silan Microelectronic Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 887033?
887033 is registered to Hangzhou Silan Microelectronic Inc 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. Hangzhou Silan Microelectronic Inc's block covers 16,777,216 addresses.
What devices use 887033?
Any network device with a MAC address starting 88:70:33 was manufactured by or for Hangzhou Silan Microelectronic Inc.