In looking at the Network Console in Chrome DevTools, I can see that a form submission is resulting in a 403 Forbidden response, apparently due to your web server configuration:
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<title>403 Error</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="robots" content="noindex, nofollow">
<style>
@media screen and (max-width:500px) {
body { font-size: .6em; }
}
</style>
</head>
<body style="text-align: center;">
<h1 style="font-family: Georgia, serif; color: #4a4a4a; margin-top: 4em; line-height: 1.5;">
It appears you don't have<br>permission to access this page.
</h1>
<h2 style=" font-family: Verdana, sans-serif; color: #7d7d7d; font-weight: 300;">
403 Error. Forbidden.
</h2>
</body>
</html>
Here’s an example curl command you can run to reproduce it:
curl -i 'https://ulinkpack.com/1930-2/?_wp_amp_action_xhr_converted=1&__amp_source_origin=https%3A%2F%2Fulinkpack.com' -H 'sec-fetch-mode: cors' -H 'origin: https://ulinkpack.com' -H 'accept-encoding: gzip, deflate, br' -H 'accept-language: en-US,en;q=0.9,es-US;q=0.8,es;q=0.7,la;q=0.6' -H 'pragma: no-cache' -H 'amp-same-origin: true' -H 'user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36' -H 'content-type: multipart/form-data; boundary=----WebKitFormBoundaryAaKTkSzi7RSQ8Vwh' -H 'accept: application/json' -H 'cache-control: no-cache' -H 'authority: ulinkpack.com' -H 'referer: https://ulinkpack.com/1930-2/' -H 'sec-fetch-site: same-origin' --data-binary $'------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="_wpcf7"\r\n\r\n736\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="_wpcf7_version"\r\n\r\n5.1.4\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="_wpcf7_locale"\r\n\r\nen_US\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="_wpcf7_unit_tag"\r\n\r\nwpcf7-f736-p1930-o1\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="_wpcf7_container_post"\r\n\r\n1930\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="your-name"\r\n\r\nJohn Smith\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="your-email"\r\n\r\[email protected]\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="text-944"\r\n\r\n\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh\r\nContent-Disposition: form-data; name="your-message"\r\n\r\nTest\r\n------WebKitFormBoundaryAaKTkSzi7RSQ8Vwh--\r\n' --compressed
