macList = ["88:53:2E:67:07:BE", "FC:FB:FB:01:FA:21", "00:02:55:00:00:00", "D4:F4:6F:C9:EF:8D", "23:45:67", "18:93:D7", "1C:A6:81"] for mac in macList ret = http.get("http://api.macvendors.com/"+mac) if ret == "HTTP/1.1 404 Not Found" then ret = "N/A" print ret wait 1 end for