diff --git a/Jenkinsfile b/Jenkinsfile
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -12,6 +12,7 @@
                 npm install
                 npm run build
                 cd dist
+                rm -rf _external
                 tar czf ../www-nasqueron-infra.tar.gz *
                 '''
             }
diff --git a/src/pages/_external/502-paas-docker.html b/src/pages/_external/502-paas-docker.html
new file mode 100644
--- /dev/null
+++ b/src/pages/_external/502-paas-docker.html
@@ -0,0 +1,25 @@
+---
+title: 502 Service unavailable
+---
+
+<section class="row">
+  <div class="large-12 columns">
+    <div class="callout">
+      <p>The <strong>Nasqueron PaaS</strong> serves this application through a Docker container.</p>
+      <p>This container isn't currently reachable. The most probable causes are a current service maintenance or a server outage.</p>
+    </div>
+  </div>
+</section>
+
+<div class="row">
+  <div class="large-12 columns">
+    <h2>What can I do?</h2>
+    <p>First, <a href="javascript:window.location.reload();">refresh this page</a> in a few moments to see if the servers issue goes on.</p>
+    <p>If so, you can check our status page for more information. Report a problem if you think we are unaware of the issue.</p>
+    <ul>
+      <li><a href="https://status.nasqueron.org/">Check our services status</a></li>
+      <li><a href="https://devcentral.nasqueron.org/maniphest/task/edit/form/4/">Report a server outage</a></li>
+      <li><a href="http://purl.net/NET/Nasqueron/GetSupport">Get further assistance</a></li>
+    </ul>
+  </div>
+</div>