MAC prefix 38:8A:21
| Vendor | UAB "Teltonika Telematics" |
|---|---|
| Short name | UABTeltonika |
| Prefix | 38:8A:21/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 38:8A:21:00:00:00 – 38:8A:21:FF:FF:FF |
| Notations | 38:8A:21:00:00:0038-8A-21-00-00-00388a.2100.0000388A21000000 |
Frequently asked questions
Which vendor does MAC address 38:8A:21 belong to?
MAC addresses starting with 38:8A:21 are assigned to UAB "Teltonika Telematics" according to the IEEE registry (prefix length 24 bits).
How many addresses does block 38:8A:21 contain?
The block contains 16,777,216 addresses from 38:8A:21:00:00:00 to 38:8A:21:FF:FF:FF.
Is 38:8A:21 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 UAB "Teltonika Telematics" have?
UAB "Teltonika Telematics" holds 3 registered prefixes in total – the full list is on the vendor page.