I am getting below java.net.SocketTimeoutException: Read timed out error while installing/updating the plugins in all of my jenkins (8-10 Jenkins master version 2.89.4 && 2.73.3)

Installing Plugins/Upgrades
Preparation
Checking internet connectivity
Checking update center connectivity
Success
Static Analysis Utilities analysis-core plugin is already installed. Jenkins needs to be restarted for the update to take effect
CCM
Failure - Details
CCM
Failure - Details
Folders Downloaded Successfully. Will be activated during the next boot
Git client
Failure -
java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:284)
at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
at sun.net.www.MeteredStream.read(MeteredStream.java:134)
at java.io.FilterInputStream.read(FilterInputStream.java:133)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3393)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3386)
at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77)
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141)
Caused: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/git-client/2.7.1/git-client.hpi to /app/jenkins/taaa-build/plugins/git-client.jpi.tmp
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146)
Caused: hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/git-client/2.7.1/git-client.hpi
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172)
at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677)
at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874)
at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110)
at java.lang.Thread.run(Thread.java:748)
Git Downloaded Successfully. Will be activated during the next boot
SCM API Downloaded Successfully. Will be activated during the next boot
Branch API
Failure -
java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:284)
at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
at sun.net.www.MeteredStream.read(MeteredStream.java:134)
at java.io.FilterInputStream.read(FilterInputStream.java:133)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3393)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3386)
at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77)
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141)
Caused: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/branch-api/2.0.19/branch-api.hpi to /app/jenkins/taaa-build/plugins/branch-api.jpi.tmp
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146)
Caused: hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/branch-api/2.0.19/branch-api.hpi
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172)
at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677)
at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874)
at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110)
at java.lang.Thread.run(Thread.java:748)

I have tried to install couple of new jenkins and I am still not able to install the suggested plugins, not all but most of the plugins are failing to install with the same above error.

My server logs are shown below 

Caused by: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/analysis-core/1.95/analysis-core.hpi to /app/jenkins/tabt-cd-deploy/plugins/analysis-core.jpi.tmp
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146)
... 7 more
Caused by: java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:284)
at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
at sun.net.www.MeteredStream.read(MeteredStream.java:134)
at java.io.FilterInputStream.read(FilterInputStream.java:133)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3375)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3368)
at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77)
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141)
... 7 more

10-Jun-2018 16:06:22.736 INFO Update center installer thread [#4] hudson.model.UpdateCenter$DownloadJob.run Starting the installation of CCM on behalf of admin
10-Jun-2018 16:06:22.752 INFO Update center installer thread [#4] hudson.model.UpdateCenter$UpdateCenterConfiguration.download Downloading CCM
10-Jun-2018 16:07:22.802 SEVERE Update center installer thread [#4] hudson.model.UpdateCenter$DownloadJob.run Failed to install CCM
hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/ccm/3.2/ccm.hpi
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1172)
at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1677)
at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1874)
at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1651)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:110)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.io.IOException: Failed to load http://updates.jenkins-ci.org/download/plugins/ccm/3.2/ccm.hpi to /app/jenkins/tabt-cd-deploy/plugins/ccm.jpi.tmp
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1146)
... 7 more
Caused by: java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:284)
at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
at sun.net.www.MeteredStream.read(MeteredStream.java:134)
at java.io.FilterInputStream.read(FilterInputStream.java:133)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3375)
at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3368)
at org.apache.commons.io.input.ProxyInputStream.read(ProxyInputStream.java:77)
at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1141)
... 7 more

10-Jun-2018 22:00:06.285 INFO [Workspace clean-up thread] hudson.model.AsyncPeriodicWork$1.run Started Workspace clean-up
10-Jun-2018 22:00:06.286 INFO [Workspace clean-up thread] hudson.model.AsyncPeriodicWork$1.run Finished Workspace clean-up. 1 ms