Connection failed (connect timed out). Please check network connection and try again

I was trying to check update but getting this error message. There is no proxy setting, and my network works well. Can any one kindly help me with this issue?

2018-07-30 09:24:49,390 [1790418] INFO - ateSettings.impl.UpdateChecker - connect timed out
java.net.SocketTimeoutException: connect timed out
at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:211)
at sun.net.www.http.HttpClient.New(HttpClient.java:308)
at sun.net.www.http.HttpClient.New(HttpClient.java:326)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1202)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1181)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1032)
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:966)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1546)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1474)
at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)
at com.intellij.util.io.HttpRequests.openConnection(HttpRequests.java:513)
at com.intellij.util.io.HttpRequests.access$300(HttpRequests.java:63)
at com.intellij.util.io.HttpRequests$RequestImpl.getConnection(HttpRequests.java:292)
at com.intellij.util.io.HttpRequests$RequestImpl.getInputStream(HttpRequests.java:301)
at com.intellij.util.io.HttpRequests$RequestImpl.getReader(HttpRequests.java:319)
at com.intellij.util.io.HttpRequests$RequestImpl.getReader(HttpRequests.java:312)
at com.intellij.openapi.updateSettings.impl.UpdateChecker$checkPlatformUpdate$1.process(UpdateChecker.kt:175)
at com.intellij.openapi.updateSettings.impl.UpdateChecker$checkPlatformUpdate$1.process(UpdateChecker.kt:53)
at com.intellij.util.io.HttpRequests.lambda$doProcess$0(HttpRequests.java:418)
at com.intellij.util.net.ssl.CertificateManager.runWithUntrustedCertificateStrategy(CertificateManager.java:335)
at com.intellij.util.io.HttpRequests.doProcess(HttpRequests.java:418)
at com.intellij.util.io.HttpRequests.process(HttpRequests.java:398)
at com.intellij.util.io.HttpRequests.access$100(HttpRequests.java:63)
at com.intellij.util.io.HttpRequests$RequestBuilderImpl.connect(HttpRequests.java:266)
at com.intellij.openapi.updateSettings.impl.UpdateChecker.checkPlatformUpdate(UpdateChecker.kt:173)
at com.intellij.openapi.updateSettings.impl.UpdateChecker.doUpdateAndShowResult(UpdateChecker.kt:119)
at com.intellij.openapi.updateSettings.impl.UpdateChecker.access$doUpdateAndShowResult(UpdateChecker.kt:53)
at com.intellij.openapi.updateSettings.impl.UpdateChecker$updateAndShowResult$2.run(UpdateChecker.kt:96)
at com.intellij.openapi.progress.impl.CoreProgressManager$TaskRunnable.run(CoreProgressManager.java:750)
at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$1(CoreProgressManager.java:157)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:580)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:525)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:85)
at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:144)
at com.intellij.openapi.progress.impl.CoreProgressManager$4.run(CoreProgressManager.java:395)
at com.intellij.openapi.application.impl.ApplicationImpl$1.run(ApplicationImpl.java:305)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
2018-07-30 09:24:49,391 [1790419] INFO - ateSettings.impl.UpdateChecker - Connection failed (connect timed out). Please check network connection and try again.