What this means
The IEEE assigned the MA-L block 001855 to Aeromaritime Systembau GmbH. 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 00:18:55, it is Aeromaritime Systembau GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 001855?
001855 is registered to Aeromaritime Systembau GmbH 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. Aeromaritime Systembau GmbH's block covers 16,777,216 addresses.
What devices use 001855?
Any network device with a MAC address starting 00:18:55 was manufactured by or for Aeromaritime Systembau GmbH.