Categories › Software Development › Converters, validators, encoders & small utilities
Find the organization behind a MAC address or OUI prefix in the IEEE registries. No auth, no key.
Remote server: your requests and data go to mac.jasontally.com. Claude Code: claude mcp add --transport http mac-address-lookup https://mac.jasontally.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
lookup — Resolve a MAC address or OUI prefix to its registered organization using longest-prefix match across the MA-L, MA-M, MA-S, IAB, and CID regiNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.