HTTP

HTTP 204 No Content vs 525 SSL Handshake Failed

HTTP 204 (No Content) is a 2xx Success response, while 525 (SSL Handshake Failed) is a 5xx Server Error response. 204 indicates that the server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body. In contrast, 525 means that cloudflare-specific. SSL/TLS handshake with the origin server failed.

Description

The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.

When You See It

After DELETE requests, PUT updates where no body is needed, or CORS preflight responses.

How to Fix

No fix needed. The action was successful; there is simply no content to return.

Description

Cloudflare-specific. SSL/TLS handshake with the origin server failed.

When You See It

When origin SSL certificate is expired, misconfigured, or incompatible.

How to Fix

Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.

Key Differences

1.

204 is a 2xx Success response, while 525 is a 5xx Server Error response.

2.

HTTP 204: The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.

3.

HTTP 525: Cloudflare-specific. SSL/TLS handshake with the origin server failed.

4.

You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.

5.

You encounter 525 when when origin SSL certificate is expired, misconfigured, or incompatible.

When to Use Which

For 204 (No Content): No fix needed. The action was successful; there is simply no content to return. For 525 (SSL Handshake Failed): Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.

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