Random MAC Address Generator
How to Use Random MAC Address Generator
1
Choose Count & Style
Select how many MAC addresses to generate, the separator style, and the hex case.
2
Set an OUI Prefix (Optional)
Enter a vendor prefix like 00:1A:2B to generate addresses from a specific manufacturer.
3
Generate & Export
Generate the addresses, then copy them all or download them as a text file.
Key Features
Separator Control
Output with colons (AA:BB:CC), hyphens (AA-BB-CC), or no separator at all.
Uppercase / Lowercase
Choose uppercase or lowercase hexadecimal digits to match your conventions.
Custom OUI Prefix
Pin a vendor prefix so all generated addresses start with a specific manufacturer ID.
Bulk Generation
Create up to 1,000 random MAC addresses in a single click.
100% Client-Side
All addresses are generated locally in your browser with no server interaction.
Frequently Asked Questions about Random MAC Address Generator
MAC addresses uniquely identify network interfaces and are used in network testing and device simulation.