What this means
The IEEE assigned the MA-S block 8C1F649FB to CI SYSTEMS ISRAEL 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 8C:1F:64:9F:B, it is CI SYSTEMS ISRAEL LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F649FB?
8C1F649FB is registered to CI SYSTEMS ISRAEL LTD 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. CI SYSTEMS ISRAEL LTD's block covers 4,096 addresses.
What devices use 8C1F649FB?
Any network device with a MAC address starting 8C:1F:64:9F:B was manufactured by or for CI SYSTEMS ISRAEL LTD.