diff --git a/src/main/java/org/jenkinsci/plugins/dockerbuildstep/DockerEnvContributor.java b/src/main/java/org/jenkinsci/plugins/dockerbuildstep/DockerEnvContributor.java
index 989fb5b..52636e0 100644
--- a/src/main/java/org/jenkinsci/plugins/dockerbuildstep/DockerEnvContributor.java
+++ b/src/main/java/org/jenkinsci/plugins/dockerbuildstep/DockerEnvContributor.java
@@ -8,9 +8,13 @@
 
 import java.io.IOException;
 import java.util.List;
+import java.util.Map;
 
 import org.jenkinsci.plugins.dockerbuildstep.action.EnvInvisibleAction;
 
+import com.github.dockerjava.client.model.ExposedPort;
+import com.github.dockerjava.client.model.Ports.Binding;
+
 /**
  * This contributor adds various Docker relate variable like container IDs or IP addresses into build environment
  * variables.
@@ -22,6 +26,10 @@
 public class DockerEnvContributor extends EnvironmentContributor {
 
     public final String ID_SEPARATOR = ",";
+    public final String CONTAINER_IDS_ENV_VAR = "DOCKER_CONTAINER_IDS";
+    public final String CONTAINER_IP_PREFIX = "DOCKER_IP_";
+    public final String PORT_BINDINGS_ENV_VAR = "DOCKER_HOST_BIND_PORTS";
+    public final String PORT_BINDING_PREFIX = "DOCKER_HOST_PORT_";
 
     @Override
     public void buildEnvironmentFor(@SuppressWarnings("rawtypes") Run r, EnvVars envs, TaskListener listener)
@@ -32,17 +40,31 @@ public void buildEnvironmentFor(@SuppressWarnings("rawtypes") Run r, EnvVars env
             return;
         }
 
-        String containerIds = envs.get("DOCKER_CONTAINER_IDS", "");
+        String containerIds = envs.get(CONTAINER_IDS_ENV_VAR, "");
         if (!containerIds.equals("")) {
             containerIds.concat(ID_SEPARATOR);
         }
 
         for (EnvInvisibleAction action : envActions) {
             containerIds = containerIds.concat(action.getId()).concat(ID_SEPARATOR);
-            envs.put("DOCKER_IP_" + action.getHostName(), action.getIpAddress());
+            envs.put(CONTAINER_IP_PREFIX + action.getHostName(), action.getIpAddress());
+            exportPortBindings(envs, action.getPortBindings());
         }
+
         containerIds = containerIds.substring(0, containerIds.length() - 1);
-        envs.put("DOCKER_CONTAINER_IDS", containerIds);
+        envs.put(CONTAINER_IDS_ENV_VAR, containerIds);
+
+    }
 
+    private void exportPortBindings(EnvVars envs, Map<ExposedPort, Binding> bindings) {
+        StringBuilder ports = new StringBuilder();
+        for (ExposedPort hostPort : bindings.keySet()) {
+            ports.append(hostPort.toString()).append(ID_SEPARATOR);
+            envs.put(PORT_BINDING_PREFIX + hostPort.getScheme().toUpperCase() + "_" + hostPort.getPort(),
+                    Integer.toString(bindings.get(hostPort).getHostPort()));
+        }
+        String bindPorts = ports.substring(0, ports.length() - 1).toString();
+        envs.put(PORT_BINDINGS_ENV_VAR, bindPorts);
     }
+
 }
diff --git a/src/main/java/org/jenkinsci/plugins/dockerbuildstep/action/EnvInvisibleAction.java b/src/main/java/org/jenkinsci/plugins/dockerbuildstep/action/EnvInvisibleAction.java
index b83581d..bb69092 100644
--- a/src/main/java/org/jenkinsci/plugins/dockerbuildstep/action/EnvInvisibleAction.java
+++ b/src/main/java/org/jenkinsci/plugins/dockerbuildstep/action/EnvInvisibleAction.java
@@ -2,10 +2,14 @@
 
 import hudson.model.InvisibleAction;
 
+import java.util.Map;
+
 import org.jenkinsci.plugins.dockerbuildstep.DockerEnvContributor;
 import org.jenkinsci.plugins.dockerbuildstep.cmd.DockerCommand;
 
 import com.github.dockerjava.client.model.ContainerInspectResponse;
+import com.github.dockerjava.client.model.ExposedPort;
+import com.github.dockerjava.client.model.Ports.Binding;
 
 /**
  * Helper invisible action which is used for exchanging information between {@link DockerCommand}s and other object like
@@ -46,5 +50,9 @@ public String getHostName() {
     public String getIpAddress() {
         return containerInfo.getNetworkSettings().getIpAddress();
     }
+    
+    public Map<ExposedPort, Binding> getPortBindings() {
+        return containerInfo.getNetworkSettings().getPorts().getBindings();
+    }
 
 }