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How to Fix Error 521 with WordPress and Cloudflare

How to Fix Error 521 with WordPress and Cloudflare

Using a Content Delivery Network (CDN) such as Cloudflare on your WordPress site can help you drastically decrease loading times. However, you may occasionally run into Cloudflare-specific problems, such as “error 521”. This particular error prevents the platform from connecting to your website, which means that you might not be able to access your site either.

In this article, we’ll talk about what the Cloudflare error 521 is and what causes it. Then we’ll go over three ways to fix it.

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