Random MAC Generator
Generate random MAC addresses for network testing
Free3,062 impressions#12 of its week
Generate random, client-side MAC addresses with format, type and vendor options for testing and labs.
- for
- Developers, QA engineers, and network admins needing test MAC data
- pricing
- free
Key features
- Multiple formats — Choose colon, hyphen, dot or plain hex separators to match any system.
- Address type control — Toggle unicast/multicast and local/universal bits for precise scenarios.
- Vendor OUI prefixes — Select or enter a vendor prefix to create realistic manufacturer-based MACs.
- Bulk generation — Generate up to 10,000 MACs at once and export as CSV, JSON or TXT.
- Client-side only — All generation runs in the browser with no data sent to a server.
- History & copy — Local history and one-click copy for individual or bulk results.
Use cases
- Populate test databases with dummy MAC addresses
- Assign unique locally administered MACs to VMs or containers
- Simulate large networks in labs or DHCP testing
Random MAC Generator FAQ
What is a MAC address?+
A MAC address is a 48-bit link-layer identifier expressed as six hexadecimal octets, used for local network delivery.
Can I generate vendor-specific MACs?+
Yes, you can pick an OUI prefix from the list (e.g., Apple, Cisco) to produce realistic vendor MACs.
How many MACs can I generate at once?+
Up to 10,000 addresses can be generated in a single batch, with duplicate removal.
Is any data sent to a server?+
No, the tool runs entirely client-side; no analytics or values are transmitted unless you enable them.
What formats are supported?+
Colon-separated, hyphen-separated, Cisco dot notation, and plain hex without separators.
Summarized by DevHunt from randommac.com · Sep 27, 2026. Details may change; check the official site.
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