Certbot - Failed authorization procedure. - 404

I specified the root as: /var/www/xgn-gaming.com/web
Yes, I can place files there and they appear on the site. Proof: http://xgn-gaming.com/test.txt

Here’s also a screenshot of the console: http://home.icecub.nl/ImageUpload/image.php?id=52&f=image.png