MAC prefix 5C:87:D8:1
COMET SYSTEM, s.r.o.
| Vendor | COMET SYSTEM, s.r.o. |
|---|---|
| Short name | COMETSYSTEMs |
| Prefix | 5C:87:D8:1/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 5C:87:D8:10:00:00 – 5C:87:D8:1F:FF:FF |
| Notations | 5C:87:D8:10:00:005C-87-D8-10-00-005c87.d810.00005C87D8100000 |
Frequently asked questions
Which vendor does MAC address 5C:87:D8:1 belong to?
MAC addresses starting with 5C:87:D8:1 are assigned to COMET SYSTEM, s.r.o. according to the IEEE registry (prefix length 28 bits).
How many addresses does block 5C:87:D8:1 contain?
The block contains 1,048,576 addresses from 5C:87:D8:10:00:00 to 5C:87:D8:1F:FF:FF.
Is 5C:87:D8:1 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).
How do I find the MAC address of my device?
On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.