MAC prefix 64:D2:41
| Vendor | Keith & Koep GmbH |
|---|---|
| Short name | KeithKoep |
| Prefix | 64:D2:41/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 64:D2:41:00:00:00 – 64:D2:41:FF:FF:FF |
| Notations | 64:D2:41:00:00:0064-D2-41-00-00-0064d2.4100.000064D241000000 |
Frequently asked questions
Which vendor does MAC address 64:D2:41 belong to?
MAC addresses starting with 64:D2:41 are assigned to Keith & Koep GmbH according to the IEEE registry (prefix length 24 bits).
How many addresses does block 64:D2:41 contain?
The block contains 16,777,216 addresses from 64:D2:41:00:00:00 to 64:D2:41:FF:FF:FF.
Is 64:D2:41 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 Keith & Koep GmbH have?
Keith & Koep GmbH holds 21 registered prefixes in total – the full list is on the vendor page.