Has this domain been taken down, has it expired?

I get a http-title: 404 Not Found
See: https://urlquery.net/report.php?id=1455381048058 IDS alert.

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
<title>500 Internal Server Error</title>
<h1>Internal Server Error</h1>
<p>The server encountered an internal error and was unable to complete your request.  Either the server is overloaded or there is an error in the application.</p>

Encryption (HTTPS) (1)
Communication is NOT encrypted → http://toolbar.netcraft.com/site_report?url=http://dsgmusvjfj.pw
→ reverse DNS: http://toolbar.netcraft.com/site_report?url=http://ec2-52-19-19-210.eu-west-1.compute.amazonaws.com
Also: http://www.dnsinspect.com/dsgmusvjfj.pw/1455381508

pol