The maintenance page is used when the site is set in off-line mode. You can enable this mode from "Administer > Site configuration > Site maintenance".
Check if the current page is the front page.
Drupal 7 has introduced several new techniques that allow you far greater flexibility and control in the scripts you can have on your Drupal site's pages.
Here are the tips.
Semrush implemented HTTPS implementation report. If there is an error occurred in your HTTPS performance, here are some handy checks that can help you. For example, "No HTTP Strict Transport Security (HSTS) server support". This check lets you know if HSTS is implemented by checking the server header response.
Duplicate content isn’t just annoying and inconvenient— it’s bad for your SEO, and it’s very easy to accidentally create duplicate content on a Drupal site. Drupal doesn't seem to prevent multiple form submits, even on node pages.