[HN Gopher] Cloudflare error page generator
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       Cloudflare error page generator
        
       Author : sawirricardo
       Score  : 58 points
       Date   : 2025-12-10 02:18 UTC (9 hours ago)
        
 (HTM) web link (github.com)
 (TXT) w3m dump (github.com)
        
       | hk1337 wrote:
       | Can you actually customize that Cloudflare error page? I thought
       | that was their error page when they lose connection with your
       | site and custom error pages was just the ones your app creates,
       | like 404, 403, etc?
        
         | zamadatix wrote:
         | I think the intent is for joke pages, like the demo link which
         | acts like error 500 saying the host is on fire etc but really
         | serves as 200 OK, not your actual Cloudflare service errors.
        
         | esseph wrote:
         | On free plans you can't, on business/enterprise plans you can.
         | 
         | Edit: Gemini says you could make a custom worker and do a 5XX
         | redirect that way, but I haven't tried it. Does make sense
         | though.
        
           | thewisenerd wrote:
           | the custom error page is configurable at a domain (zone)
           | level
           | 
           | which sometimes gets annoying because branding for subdomains
           | could be different.
           | 
           | https://developers.cloudflare.com/rules/custom-
           | errors/edit-e...
        
             | esseph wrote:
             | > Error Pages do not apply to responses with an HTTP status
             | code of 500, 501, 503, or 505. These exceptions help avoid
             | issues with specific API endpoints and other web
             | applications. You can still customize responses for these
             | status codes using Custom Error Rules.
             | 
             | From that page ;)
        
           | ascorbic wrote:
           | This works for errors at the origin or in a Worker, but won't
           | for errors at the edge, because those are in front of
           | Workers.
        
         | thm wrote:
         | You can, on the $30 plan - you can give it a hidden url on your
         | current domain and it will cache & serve that content.
        
       | slig wrote:
       | I've been thinking about returning a fake error page instead of
       | the "you are banned" or "you country has been blocked".
        
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       (page generated 2025-12-10 12:00 UTC)