What this means
The IEEE assigned the MA-L block 9840D4 to Vantiva Connected Home - Technologies Telco. 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 98:40:D4, it is Vantiva Connected Home - Technologies Telco hardware.
Frequently Asked Questions
Who owns MAC prefix 9840D4?
9840D4 is registered to Vantiva Connected Home - Technologies Telco 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. Vantiva Connected Home - Technologies Telco's block covers 16,777,216 addresses.
What devices use 9840D4?
Any network device with a MAC address starting 98:40:D4 was manufactured by or for Vantiva Connected Home - Technologies Telco.