diff --git a/caddy/Caddyfile b/caddy/Caddyfile
index 84c3bcc..601f922 100644
--- a/caddy/Caddyfile
+++ b/caddy/Caddyfile
@@ -265,4 +265,8 @@ mail.andreasknuth.de {
 }
 web.email-bayarea.com {
     reverse_proxy nginx-mailcow:8080
+}
+# Dieser Block dient nur dazu, das Zertifikat für den Mailserver zu beschaffen/erneuern.
+mail.email-srvr.com {
+    respond "Mailserver Certificate Authority is running." 200
 }
\ No newline at end of file