--- old/src/java.base/share/classes/java/net/InetAddress.java 2019-03-14 10:36:26.105903189 +0000 +++ new/src/java.base/share/classes/java/net/InetAddress.java 2019-03-14 10:36:25.853903198 +0000 @@ -307,7 +307,7 @@ String str = java.security.AccessController.doPrivileged( new GetPropertyAction("java.net.preferIPv6Addresses")); if (str == null) { - preferIPv6Address = PREFER_IPV4_VALUE; + preferIPv6Address = PREFER_IPV6_VALUE; } else if (str.equalsIgnoreCase("true")) { preferIPv6Address = PREFER_IPV6_VALUE; } else if (str.equalsIgnoreCase("false")) {