# [MAC Address Lookup](https://macaddress.io/api) ## __Description__ Retrieve vendor details and other information regarding a given MAC address or an OUI ## __Example Request__ * Curl ``` curl "https://api.macaddress.io/v1?apiKey={{token}}&output=json&search=44:38:39:ff:ef:57" ``` * Raw ``` GET /v1?apiKey={{token}}&output=json&search=44:38:39:ff:ef:57 HTTP/1.1 Host: api.macaddress.io ``` ## __Response__ * Success ``` { "vendorDetails":{ "oui":"443839", "isPrivate":false, "companyName":"Cumulus Networks, Inc", "companyAddress":"650 Castro Street, suite 120-245 Mountain View CA 94041 US", "countryCode":"US"}, "blockDetails":{ "blockFound":true, "borderLeft":"443839000000", "borderRight":"443839FFFFFF", "blockSize":16777216, ... ``` * Error ``` { "error":"Access restricted. Enter the correct API key." } ``` ## __Regex__ ``` at_[a-zA-Z0-9]{29} ``` ## __Example API key__ ``` at_Fa2SfmKp3gkLD1PqoLfowkOts7pl3y ```