MAC prefix 64:FB:81:D
Dongyang unitech.co.ltd
| Vendor | Dongyang unitech.co.ltd |
|---|---|
| Short name | Dongyangunit |
| Prefix | 64:FB:81:D/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 64:FB:81:D0:00:00 – 64:FB:81:DF:FF:FF |
| Notations | 64:FB:81:D0:00:0064-FB-81-D0-00-0064fb.81d0.000064FB81D00000 |
Frequently asked questions
Which vendor does MAC address 64:FB:81:D belong to?
MAC addresses starting with 64:FB:81:D are assigned to Dongyang unitech.co.ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 64:FB:81:D contain?
The block contains 1,048,576 addresses from 64:FB:81:D0:00:00 to 64:FB:81:DF:FF:FF.
Is 64:FB:81:D 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.