What this means
The IEEE assigned the MA-S block 8C1F6401E to SCIREQ Scientific Respiratory Equipment Inc. 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 8C:1F:64:01:E, it is SCIREQ Scientific Respiratory Equipment Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F6401E?
8C1F6401E is registered to SCIREQ Scientific Respiratory Equipment Inc in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. SCIREQ Scientific Respiratory Equipment Inc's block covers 4,096 addresses.
What devices use 8C1F6401E?
Any network device with a MAC address starting 8C:1F:64:01:E was manufactured by or for SCIREQ Scientific Respiratory Equipment Inc.