What this means
The IEEE assigned the MA-L block D4507A to CEIVA Logic, 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 D4:50:7A, it is CEIVA Logic, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix D4507A?
D4507A is registered to CEIVA Logic, 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. CEIVA Logic, Inc's block covers 16,777,216 addresses.
What devices use D4507A?
Any network device with a MAC address starting D4:50:7A was manufactured by or for CEIVA Logic, Inc.