Hi and welcome to the forum! Since the error is generated by the browser and not by the server, the best thing to do is to enable Display Errors with the help of this article to see the error the website is throwing:
When trying to access your website, you may see a page which returns the status code “500”. In Google Chrome, you’ll see a page with the error code HTTP ERROR 500.
There are typically two reasons which can cause this error:
The PHP code has crashed.
The .htaccess file contains invalid rules.
Here are some things you can try to debug and fix this.
As for this:
If you try to ping your website, or any free hosting related server or IP address, you will most likely see the ping fail with 100% packet loss.
On Windows, the output will look something like this:
> ping example.com
Pinging example.com [185.27.134.??] with 32 bytes of data:
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Ping statistics for 185.27.134.??:
Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
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