Network
MAC Address Lookup
Look up the vendor behind a MAC address.
Calculated in your browser. Free, nothing leaves the page.
About this tool
Free mac address lookup tool. Look up the vendor behind a MAC address. No signup, nothing uploaded.
Frequently asked questions
Is anything sent to a server?
No for the calculators; server-backed lookups say so in the cost note.
Does it support IPv6?
Where the tool name implies it; IPv4 and IPv6 differ per tool.
What do I do with the result?
Use it when planning subnets, DNS or firewall rules.
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