Not getting response from HTTP request

Hi,

I am trying to hit a url using HTTP request step but i am not getting the response.

SOAP UI logs:
Mon Jan 12 10:03:29 GMT 2015:DEBUG:Connection closed
Mon Jan 12 10:03:34 GMT 2015:DEBUG:Connection closed
Mon Jan 12 10:03:38 GMT 2015:DEBUG:Connection closed
Mon Jan 12 10:03:38 GMT 2015:DEBUG:Connection shut down
Mon Jan 12 10:03:38 GMT 2015:ERROR:An error occurred [Attempted read from closed stream.], see error log for details
Mon Jan 12 10:03:38 GMT 2015:ERROR:Exception in request: org.apache.http.conn.HttpHostConnectException: Connection to https://customer.test.at.paysafecard.com refused
Mon Jan 12 10:03:38 GMT 2015:ERROR:An error occurred [Connection to https://customer.test.at.paysafecard.com refused], see error log for details
Mon Jan 12 10:03:49 GMT 2015:DEBUG:Connection closed.


Error log:
Mon Jan 12 10:08:22 GMT 2015:ERROR:java.io.IOException: Attempted read from closed stream.
java.io.IOException: Attempted read from closed stream.
at org.apache.http.impl.io.ChunkedInputStream.read(ChunkedInputStream.java:160)
at org.apache.http.impl.io.ChunkedInputStream.read(ChunkedInputStream.java:196)
at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:155)
at org.apache.http.util.EntityUtils.toByteArray(EntityUtils.java:100)
at org.apache.http.entity.BufferedHttpEntity.<init>(BufferedHttpEntity.java:60)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpMethodSupport.getResponseBody(HttpMethodSupport.java:237)
at com.eviware.soapui.impl.wsdl.submit.transports.http.support.methods.ExtendedPostMethod.getResponseBody(ExtendedPostMethod.java:116)
at com.eviware.soapui.impl.wsdl.submit.transports.http.SinglePartHttpResponse.<init>(SinglePartHttpResponse.java:51)
at com.eviware.soapui.impl.wsdl.submit.filters.HttpPackagingResponseFilter.httpRequest(HttpPackagingResponseFilter.java:81)
at com.eviware.soapui.impl.wsdl.submit.filters.HttpPackagingResponseFilter.afterAbstractHttpResponse(HttpPackagingResponseFilter.java:52)
at com.eviware.soapui.impl.wsdl.submit.filters.AbstractRequestFilter.afterRequest(AbstractRequestFilter.java:64)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.sendRequest(HttpClientRequestTransport.java:265)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.run(WsdlSubmit.java:119)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.submitRequest(WsdlSubmit.java:80)
at com.eviware.soapui.impl.support.http.HttpRequest.submit(HttpRequest.java:243)
at com.eviware.soapui.impl.wsdl.teststeps.HttpTestRequestStep.run(HttpTestRequestStep.java:265)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.runTestStep(AbstractTestCaseRunner.java:213)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCaseRunner.runCurrentTestStep(WsdlTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:139)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestRunner.run(AbstractTestRunner.java:129)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Mon Jan 12 10:08:22 GMT 2015:ERROR:org.apache.http.conn.HttpHostConnectException: Connection to https://customer.test.at.paysafecard.com refused
org.apache.http.conn.HttpHostConnectException: Connection to https://customer.test.at.paysafecard.com refused
at com.eviware.soapui.impl.wsdl.support.http.SoapUIMultiThreadedHttpConnectionManager$SoapUIClientConnectionOperator.openConnection(SoapUIMultiThreadedHttpConnectionManager.java:279)
at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:149)
at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:121)
at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:561)
at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:415)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:820)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:754)
at com.eviware.soapui.impl.wsdl.support.http.HttpClientSupport$Helper.execute(HttpClientSupport.java:233)
at com.eviware.soapui.impl.wsdl.support.http.HttpClientSupport.execute(HttpClientSupport.java:323)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.submitRequest(HttpClientRequestTransport.java:290)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.followRedirects(HttpClientRequestTransport.java:326)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.sendRequest(HttpClientRequestTransport.java:235)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.run(WsdlSubmit.java:119)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.submitRequest(WsdlSubmit.java:80)
at com.eviware.soapui.impl.support.http.HttpRequest.submit(HttpRequest.java:243)
at com.eviware.soapui.impl.wsdl.teststeps.HttpTestRequestStep.run(HttpTestRequestStep.java:265)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.runTestStep(AbstractTestCaseRunner.java:213)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCaseRunner.runCurrentTestStep(WsdlTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:139)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestRunner.run(AbstractTestRunner.java:129)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.net.ConnectException: Connection timed out: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
at java.net.PlainSocketImpl.connect(Unknown Source)
at java.net.SocksSocketImpl.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at sun.security.ssl.SSLSocketImpl.connect(Unknown Source)
at com.eviware.soapui.impl.wsdl.support.http.SoapUISSLSocketFactory.connectSocket(SoapUISSLSocketFactory.java:195)
at com.eviware.soapui.impl.wsdl.support.http.SoapUIMultiThreadedHttpConnectionManager$SoapUIClientConnectionOperator.openConnection(SoapUIMultiThreadedHttpConnectionManager.java:262)
... 25 more

However when I hit the same URL using browser it is working fine.
I tried with tried with various proxys but it is still not working. Could you please help me this.

Thanks,
Abhishek