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Networking ยท Identity

Look up any MAC vendor

Paste a MAC address - colons, dashes, dots, or no separator, doesn't matter. We resolve the OUI to a vendor from a bundled subset of the IEEE registry.

Runs locallyBundled datasetNo upload

MAC address

We ship a curated subset of the IEEE OUI registry - the most common 80+ vendors. If your MAC matches no entry but the locally-administered bit is unset, grab the full ~6MB list from standards-oui.ieee.org/oui/oui.txt.