diff --git a/mailtest.php b/mailtest.php
new file mode 100644
index 0000000..5a809b7
--- /dev/null
+++ b/mailtest.php
@@ -0,0 +1,35 @@
+<?php
+// Väliaikainen debug - poista heti testauksen jälkeen!
+header('Content-Type: text/plain; charset=UTF-8');
+
+echo "=== MAIL DEBUG ===\n\n";
+
+// 1. Sendmail path
+echo "sendmail_path: " . ini_get('sendmail_path') . "\n";
+echo "SMTP: " . ini_get('SMTP') . "\n";
+echo "smtp_port: " . ini_get('smtp_port') . "\n";
+echo "sendmail_from: " . ini_get('sendmail_from') . "\n\n";
+
+// 2. Check if sendmail/postfix exists
+echo "mail function exists: " . (function_exists('mail') ? 'YES' : 'NO') . "\n";
+echo "disabled functions: " . ini_get('disable_functions') . "\n\n";
+
+// 3. Test send with error logging
+$to = 'asiakaspalvelu@konesaliturku.fi';
+$subject = 'Mailtest ' . date('Y-m-d H:i:s');
+$body = "Tämä on testisähköposti.\n\nAika: " . date('Y-m-d H:i:s');
+$headers = "From: asiakaspalvelu@konesaliturku.fi\r\n";
+$headers .= "Content-Type: text/plain; charset=UTF-8\r\n";
+
+// Enable error reporting for mail
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+
+echo "Sending to: $to\n";
+echo "Subject: $subject\n";
+echo "From: asiakaspalvelu@konesaliturku.fi\n\n";
+
+$result = mail($to, $subject, $body, $headers);
+
+echo "mail() returned: " . ($result ? 'TRUE' : 'FALSE') . "\n";
+echo "Last error: " . (error_get_last() ? json_encode(error_get_last()) : 'none') . "\n";