How can we help?

95% of customer problems can be solved through the information available via our search bar.
Can't find what you're looking for? Browse our most commonly searched topics below.

Common Errors

These are our most common error pages and how to handle them.

Error 520

Error 520: Unknown error

There is an unknown connection issue between CloudFlare and the origin web server.

Error 521

Error 521: Web server is down

The web server is not returning a connection.

Error 522

Error 522: Connection timed out

The initial connection between CloudFlare's network and the origin web server timed out.

Error 523

Error 523: Origin is unreachable

The web origin server is not reachable. Learn how to fix it now.

Error 524

Error 524: Timeout

The origin web server timed out responding to this request.

Bad Gateway

Bad Gateway

There is an issue with the CloudFlare network. Report it to us here.

DNS 1004: Host not configured

DNS 1004

If you just enabled CloudFlare, wait five minutes and then try another browser to see if this error disappears. Learn more here.

Apache error

Apache

This is not a CloudFlare-related error. Please contact your hosting provider to resolve this problem.

SSL error

SSL Error

If you have SSL on your site, you need an SSL certificate through CloudFlare's provider, or you can upload your own SSL certificate. Learn more here.

Common Questions

These are common questions our customers ask and how to address them.

Frequent Questions and Recent Updates

Announcements

See all 15 articles

Top Frequently Asked Questions

See all 48 articles

Knowledge Base

CloudFlare and WordPress

See all 7 articles

Business and Enterprise Sales

See all 9 articles

Hosting Partner Inquiries

See all 7 articles

Billing

See all 7 articles

CloudFlare Apps

See all 25 articles

Managing your CloudFlare Account

See all 20 articles

CloudFlare Performance Features

See all 51 articles

CloudFlare Security Features

See all 22 articles

Managing DNS Records

See all 60 articles

Troubleshooting

See all 87 articles

Reporting (Threat Control and Analytics)

See all 18 articles

SSL at CloudFlare

See all 27 articles

How do I restore original visitor IP to my server logs?

See all 34 articles

CloudFlare API

Abuse and DMCA

How to change DNS at your registrar to CloudFlare's nameservers

See all 31 articles

CloudFlare Error Messages

See all 21 articles

CloudFlare's Web Application Firewall (WAF)

See all 25 articles

PageRules

See all 13 articles

We're here to help

Can't find what you're looking for? Contact our customer support team.

Submit a ticket Check existing ticket status