Random MAC Address
Generate formatted MAC addresses with a seed or cryptographic randomness.
Runs in your browserEvery computation happens in your browser — your data never leaves this device.
Count
MAC list
One MAC per line.
Enter a count to see the result
What this tool does
- Prepare device test addresses
- Mock network cards and asset inventories
Example
Input
1
Output
d6:23:26:4d:48:07
Frequently asked questions
What is the format?
Six two-digit hexadecimal groups separated by colons.
Can seed fix the MAC output?
Yes, the same seed and count produce reproducible results.
What is the localAdmin option?
It controls the locally administered bit for different MAC scenarios.
Keywords：MACrandomseed