MAC prefix E0:21:FE
Richer Link Technologies CO.,LTD
| Vendor | Richer Link Technologies CO.,LTD |
|---|---|
| Short name | RicherLinkTe |
| Prefix | E0:21:FE/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | E0:21:FE:00:00:00 – E0:21:FE:FF:FF:FF |
| Notations | E0:21:FE:00:00:00E0-21-FE-00-00-00e021.fe00.0000E021FE000000 |
Frequently asked questions
Which vendor does MAC address E0:21:FE belong to?
MAC addresses starting with E0:21:FE are assigned to Richer Link Technologies CO.,LTD according to the IEEE registry (prefix length 24 bits).
How many addresses does block E0:21:FE contain?
The block contains 16,777,216 addresses from E0:21:FE:00:00:00 to E0:21:FE:FF:FF:FF.
Is E0:21:FE 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.