secunet Security Networks AG - MAC Prefix 001C19 (MA-L)

What this means

The IEEE assigned the MA-L block 001C19 to secunet Security Networks AG. 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 00:1C:19, it is secunet Security Networks AG hardware.

Frequently Asked Questions

Who owns MAC prefix 001C19?

001C19 is registered to secunet Security Networks AG 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. secunet Security Networks AG's block covers 16,777,216 addresses.

What devices use 001C19?

Any network device with a MAC address starting 00:1C:19 was manufactured by or for secunet Security Networks AG.

OUI prefix	001C19
Vendor	secunet Security Networks AG
Registry	MA-L (24-bit, large block)
Block size	16,777,216 addresses
Country	DE
Other blocks by this vendor	1 total
Example MAC	00:1C:19:00:00:00