MAC prefix C0:EA:C3:9
| Vendor | Oledcomm |
|---|---|
| Prefix | C0:EA:C3:9/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | C0:EA:C3:90:00:00 – C0:EA:C3:9F:FF:FF |
| Notations | C0:EA:C3:90:00:00C0-EA-C3-90-00-00c0ea.c390.0000C0EAC3900000 |
Frequently asked questions
Which vendor does MAC address C0:EA:C3:9 belong to?
MAC addresses starting with C0:EA:C3:9 are assigned to Oledcomm according to the IEEE registry (prefix length 28 bits).
How many addresses does block C0:EA:C3:9 contain?
The block contains 1,048,576 addresses from C0:EA:C3:90:00:00 to C0:EA:C3:9F:FF:FF.
Is C0:EA:C3:9 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.
Which other MAC prefixes does Oledcomm have?
Oledcomm holds 3 registered prefixes in total – the full list is on the vendor page.