This script is listening for incoming submissions. Point external forms directly to this URL using either GET or POST.
External Form Integration:
<!-- Example external form -->
<form action="https://formchecker.tousch.lu/default.php" method="POST">
<input type="text" name="username" value="test_user">
<button type="submit">Submit to Endpoint</button>
</form>
Use this built-in form to test how data and IP information will display: