They can also be applied to pages that work but something

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When the dialogue between a client and a server, or more simply, between a user and the web, is interrupted and broken, so is the trust the user has in the site.

Serious server issues can not only lead to a loss of traffic due to inaccessible content, but can also hurt your rankings in the long run if Google can't find the right results on your site.

Errors affecting your HTTP status:
1.- 4xx errors
4xx codes mean that a page is broken and uk mobile database cannot be accessed.

is blocking them from being crawled.

2.- Uncrawled pages
It occurs when a page cannot be reached for one of the following reasons:

Your website's response time is greater than five seconds

Your server is denying access to your website.

3.- Broken internal links
Broken internal links take users to pages that don't work, which can harm your user experience and SEO.

4.- Broken external links
These are links that take users to non-existent pages on other websites, which sends negative signals to search engines.