check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
500 Internal Server Error - nfc9.com
HTTP Status: 500
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Cache-Control: private
Content-Type: text/html; charset=utf-8
Server: Microsoft-IIS/10.0
X-AspNet-Version: 4.0.30319
X-Powered-By: ASP.NET
X-Powered-By-Plesk: PleskWin
Date: Wed, 07 May 2025 04:53:50 GMT
Content-Length: 10039

HTTP Code 500 Internal Server Error

500 status code indicates an internal server error preventing the request from being processed.

When is Code 500 used?

  • When there are failures in server-side code
  • When there are database issues
  • When the server is overloaded

What does Code 500 mean for the user?

The user cannot access the resource, and the website administrator needs to fix the issue.

GET / HTTP/1.1
Host: nfc9.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html>
<html>
    <head>
        <title>This program is blocked by group policy. For more information, contact your system administrator</title>
        <meta name="viewport" content="width=device-width" />
        <style>
         body {font-family:"Verdana";font-weight:normal;font-size: .7em;color:black;} 
         p {font-family:"Verdana";font-weight:normal;color:black;margin-top: -5px}
         b {font-family:"Verdana";font-weight:bold;color:black;margin-top: -5px}
         H1 { font-family:"Verdana";font-weight:normal;font-size:18pt;color:red }
         H2 { font-family:"Verdana";font-weight:normal;font-size:14pt;color:maroon }
         pre {font-family:"Consolas","Lucida Console",Monospace;font-size:11pt;margin:0;padding:0.5em;line-height:14pt}
         .marker {font-weight: bold; color: black;text-decoration: none;}
         .version {color: gray;}
         .error {margin-bottom: 10px;}
         .expandable { text-decoration:underline; font-weight:bold; color:navy; cursor:pointer; }
         @media screen and (max-width: 639px) {
          pre { width: 440px; overflow: auto; white-space: pre-wrap; word-wrap: break-word; }
         }
         @media screen and (max-width: 479px) {
          pre { width: 280px; }
         }
        </style>
    </head>

    <body bgcolor="white">

            <span><H1>Server Error in '/' Application.<hr width=100% size=1 color=silver></H1>

            <h2> <i>This program is blocked by group policy. For more information, contact your system administrator</i> </h2></span>

            <font face="Arial, Helvetica, Geneva, SunSans-Regular, sans-serif ">

            <b> Description: </b>An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

            <br><br>

            <b> Exception Details: </b>System.ComponentModel.Win32Exception: This program is blocked by group policy. For more information, contact your system administrator<br><br>

            <b>Source Error:</b> <br><br>

            <table width=100% bgcolor="#ffffcc">
               <tr>
                  <td>
                      <code>

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.                      </code>

                  </td>
               </tr>
            </table>

            <br>

            <b>Stack Trace:</b> <br><br>

            <table width=100% bgcolor="#ffffcc">
               <tr>
                  <td>
                      <code><pre>

[Win32Exception (0x80004005): This program is blocked by group policy. For more information, contact your system administrator]

[ExternalException (0x80004005): Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.]
   System.CodeDom.Compiler.Executor.ExecWaitWithCaptureUnimpersonated(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String&amp; outputName, String&amp; errorName, String trueCmdLine) +1821
   System.CodeDom.Compiler.Executor.ExecWaitWithCapture(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String&amp; outputName, String&amp; errorName, String trueCmdLine) +208
   System.CodeDom.Compiler.Executor.ExecWaitWithCapture(IntPtr userToken, String cmd, String currentDir, TempFileCollection tempFiles, String&amp; outputName, String&amp; errorName) +128
   Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.Compile(CompilerParameters options, String compilerFullPath, String arguments, String&amp; outputFile, Int32&amp; nativeReturnValue) +279
   Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.FromFileBatch(CompilerParameters options, String[] fileNames) +863
   Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.CompileAssemblyFromFileBatch(CompilerParameters options, String[] fileNames) +185
   System.Web.Compilation.AssemblyBuilder.Compile() +2047
   System.Web.Compilation.BuildProvidersCompiler.PerformBuild() +332
   System.Web.Compilation.ApplicationBuildProvider.GetGlobalAsaxBuildResult(Boolean isPrecompiledApp) +405
   System.Web.Compilation.BuildManager.CompileGlobalAsax() +47
   System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +336

[HttpException (0x80004005): Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.]
   System.Web.Compilation.BuildManager.ReportTopLevelCompilationException() +76
   System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +607
   System.Web.Compilation.BuildManager.CallAppInitializeMethod() +33
   System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters, PolicyLevel policyLevel, Exception appDomainCreationException) +865

[HttpException (0x80004005): Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.]
   System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +532
   System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +114
   System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +724
</pre>                      </code>

                  </td>
               </tr>
            </table>

            <br>

            <hr width=100% size=1 color=silver>

            <b>Version Information:</b>&nbsp;Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4770.0

            </font>

    </body>
</html>
<!-- 
[Win32Exception]: This program is blocked by group policy. For more information, contact your system administrator
[ExternalException]: Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.
   at System.CodeDom.Compiler.Executor.ExecWaitWithCaptureUnimpersonated(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String& outputName, String& errorName, String trueCmdLine)
   at System.CodeDom.Compiler.Executor.ExecWaitWithCapture(SafeUserTokenHandle userToken, String cmd, String currentDir, TempFileCollection tempFiles, String& outputName, String& errorName, String trueCmdLine)
   at System.CodeDom.Compiler.Executor.ExecWaitWithCapture(IntPtr userToken, String cmd, String currentDir, TempFileCollection tempFiles, String& outputName, String& errorName)
   at Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.Compile(CompilerParameters options, String compilerFullPath, String arguments, String& outputFile, Int32& nativeReturnValue)
   at Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.FromFileBatch(CompilerParameters options, String[] fileNames)
   at Microsoft.CodeDom.Providers.DotNetCompilerPlatform.Compiler.CompileAssemblyFromFileBatch(CompilerParameters options, String[] fileNames)
   at System.Web.Compilation.AssemblyBuilder.Compile()
   at System.Web.Compilation.BuildProvidersCompiler.PerformBuild()
   at System.Web.Compilation.ApplicationBuildProvider.GetGlobalAsaxBuildResult(Boolean isPrecompiledApp)
   at System.Web.Compilation.BuildManager.CompileGlobalAsax()
   at System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled()
[HttpException]: Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.
   at System.Web.Compilation.BuildManager.ReportTopLevelCompilationException()
   at System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled()
   at System.Web.Compilation.BuildManager.CallAppInitializeMethod()
   at System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters, PolicyLevel policyLevel, Exception appDomainCreationException)
[HttpException]: Cannot execute a program. The command being executed was &quot;D:\InetPub\vhosts\guntherh-2174.package\nfc9.com\wwwroot\bin\roslyn\csc.exe&quot; /shared /keepalive:&quot;10&quot; /noconfig  /fullpaths @&quot;D:\InetPub\vhosts\guntherh-2174.package\tmp\root\5e4a6c6e\69b81c5b\q2rmnvly.cmdline&quot;.
   at System.Web.HttpRuntime.FirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context)
--><!-- 
This error page might contain sensitive information because ASP.NET is configured to show verbose error messages using &lt;customErrors mode="Off"/&gt;. Consider using &lt;customErrors mode="On"/&gt; or &lt;customErrors mode="RemoteOnly"/&gt; in production environments.-->

Whois info of domain

Domain Name: NFC9.COM
Registry Domain ID: 1522216958_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Updated Date: 2023-09-22T17:29:19Z
Creation Date: 2008-10-01T01:57:25Z
Registry Expiry Date: 2025-10-01T01:57:25Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: 480-624-2505
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS1.SPIRAEA.ARVIXE.COM
Name Server: NS2.SPIRAEA.ARVIXE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-07T04:53:37Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
NOTICE: The expiration date displayed in this record is the date the
TERMS OF USE: You are not authorized to access or query our Whois
by the following terms of use: You agree that you may use this Data only
to: (1) allow, enable, or otherwise support the transmission of mass