Unable to download SOAPUI maven dependencies

From last 2 days our maven pom is not able to download soapui dependencies 

Error : 

Failed to execute goal com.smartbear.soapui:soapui-maven-plugin:5.2.1:test (default) on project SOAPUITests: Execution default of goal com.smartbear.soapui:soapui-maven-plugin:5.2.1:test failed: Plugin com.smartbear.soapui:soapui-maven-plugin:5.2.1 or one of its dependencies could not be resolved: The following artifacts could not be resolved: com.smartbear.utils.analytics:analytics-core:jar:5.2.1, commons-ssl:not-yet-commons-ssl:jar:0.3.11: Could not transfer artifact com.smartbear.utils.analytics:analytics-core:jar:5.2.1 from/to SmartBearPluginRepository (http://www.soapui.org/repository/maven2/): Connect to smartbearsoftware.com:80 [smartbearsoftware.com/50.57.35.40] failed: Connection timed out (Connection timed out)

Also getting Network error while downloading :

http://smartbearsoftware.com/repository/maven2/com/smartbear/soapui/soapui/5.2.1/soapui-5.2.1.jar

Any help is really appreciated ..