diff --git a/tasks/configure_certificates.yml b/tasks/configure_certificates.yml
index f86155c..0d67d0a 100644
--- a/tasks/configure_certificates.yml
+++ b/tasks/configure_certificates.yml
@@ -15,6 +15,11 @@
     creates: "/etc/letsencrypt/live/{{ mail_server_fqdn }}"
   when: mail_server_fqdn_ip == node_external_ip
 
+- name: Show check for main mail server
+  debug:
+    msg: "mail_server_fqdn_ip {{ mail_server_fqdn_ip }} != node_external_ip {{ node_external_ip}}"
+  when: mail_server_fqdn_ip != node_external_ip
+
 - name: Ensure dbmail certificate is configured
   ini_file:
     path: /etc/dbmail/dbmail.conf