Web site under attack

<span style=”font-family: Arial, Helvetica, sans-serif; color: rgb(34, 34, 34); font-size: small; white-space-collapse: collapse;”>To whom it may concern:</span>

<span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”>My website is under attack</span><span class=”gmail_default” style=”color: rgb(34, 34, 34); font-size: small; white-space-collapse: collapse; font-family: tahoma, sans-serif;”> </span><span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”>for 2 days from different countries.</span>

I<span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”> would like to know what configuration I can make (in Cloudflare and Wordfence) in order to, first, stop the attack and, second, to prevent it.</span>

<span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”>Thanks in advance for your help.</span>

<span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”>Kind regards,</span>

<span style=”color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; white-space-collapse: collapse;”>Victor</span>

The page I need help with: [log in to see the link]