Logstash destination not reachable

[smworld30]

Below exception I am getting

15:10:56,326 |-WARN in HttpClient --> http://xxx:443 - Can't execute POST request. URL: 'http://xxx:443' feign.RetryableException: Connection reset executing POST http://xxx:443/
at feign.RetryableException: Connection reset executing POST http://xxx:443/
at at feign.FeignException.errorExecuting(FeignException.java:268)
at at feign.SynchronousMethodHandler.executeAndDecode(SynchronousMethodHandler.java:131)
at at feign.SynchronousMethodHandler.invoke(SynchronousMethodHandler.java:91)
at at feign.ReflectiveFeign$FeignInvocationHandler.invoke(ReflectiveFeign.java:100)
at at com.sun.proxy.$Proxy11.request(Unknown Source)
at at de.idealo.whitelabels.logback.HttpClient.request(HttpClient.java:59)
at at de.idealo.whitelabels.logback.HttpAppender.append(HttpAppender.java:30)
at at de.idealo.whitelabels.logback.HttpAppender.append(HttpAppender.java:8)
at at ch.qos.logback.core.AppenderBase.doAppend(AppenderBase.java:82)
at at net.logstash.logback.appender.DelegatingAsyncDisruptorAppender$DelegatingEventHandler.onEvent(DelegatingAsyncDisruptorAppender.java:72)
at at net.logstash.logback.appender.DelegatingAsyncDisruptorAppender$DelegatingEventHandler.onEvent(DelegatingAsyncDisruptorAppender.java:58)
at at net.logstash.logback.appender.AsyncDisruptorAppender$EventClearingEventHandler.onEvent(AsyncDisruptorAppender.java:363)
at at net.logstash.logback.appender.AsyncDisruptorAppender$EventClearingEventHandler.onEvent(AsyncDisruptorAppender.java:350)
at at net.logstash.logback.encoder.com.lmax.disruptor.BatchEventProcessor.processEvents(BatchEventProcessor.java:168)
at at net.logstash.logback.encoder.com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:125)
at at java.lang.Thread.run(Thread.java:750)
Caused by: java.net.SocketException: Connection reset
at at java.net.SocketInputStream.read(SocketInputStream.java:210)
at at java.net.SocketInputStream.read(SocketInputStream.java:141)
at at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)
at at java.io.BufferedInputStream.read1(BufferedInputStream.java:286)
at at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
at at sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:779)
at at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:714)