What this means
The IEEE assigned the MA-L block 001F98 to DAIICHI-DENTSU 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 00:1F:98, it is DAIICHI-DENTSU LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 001F98?
001F98 is registered to DAIICHI-DENTSU 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. DAIICHI-DENTSU LTD.'s block covers 16,777,216 addresses.
What devices use 001F98?
Any network device with a MAC address starting 00:1F:98 was manufactured by or for DAIICHI-DENTSU LTD..