What this means
The IEEE assigned the MA-L block 001DA7 to Seamless Internet. 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 00:1D:A7, it is Seamless Internet hardware.
Frequently Asked Questions
Who owns MAC prefix 001DA7?
001DA7 is registered to Seamless Internet 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. Seamless Internet's block covers 16,777,216 addresses.
What devices use 001DA7?
Any network device with a MAC address starting 00:1D:A7 was manufactured by or for Seamless Internet.