What this means
The IEEE assigned the MA-L block 646772 to SERCOMM PHILIPPINES 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 64:67:72, it is SERCOMM PHILIPPINES INC hardware.
Frequently Asked Questions
Who owns MAC prefix 646772?
646772 is registered to SERCOMM PHILIPPINES 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. SERCOMM PHILIPPINES INC's block covers 16,777,216 addresses.
What devices use 646772?
Any network device with a MAC address starting 64:67:72 was manufactured by or for SERCOMM PHILIPPINES INC.