What this means
The IEEE assigned the MA-L block E01D3B to Cambridge Industries(Group) 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 E0:1D:3B, it is Cambridge Industries(Group) Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix E01D3B?
E01D3B is registered to Cambridge Industries(Group) 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. Cambridge Industries(Group) Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use E01D3B?
Any network device with a MAC address starting E0:1D:3B was manufactured by or for Cambridge Industries(Group) Co.,Ltd..