log("warn", "Cancelling DNS lookup for %s", tostring(handle[3]));
dns.cancel(handle[1], handle[2], handle[3], handle[4], call_handler);
end
log("warn", "Cancelling DNS lookup for %s", tostring(handle[3]));
dns.cancel(handle[1], handle[2], handle[3], handle[4], call_handler);
end