diff --git a/mailcow/src/mailcow-dockerized/helper-scripts/expiry-dates.sh b/mailcow/src/mailcow-dockerized/helper-scripts/expiry-dates.sh
new file mode 100644
index 0000000..1554b70
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/helper-scripts/expiry-dates.sh
@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+[[ -f mailcow.conf ]] && source mailcow.conf
+[[ -f ../mailcow.conf ]] && source ../mailcow.conf
+
+POSTFIX=$(echo | openssl s_client -connect ${MAILCOW_HOSTNAME}:25 -starttls smtp 2>/dev/null | openssl x509 -inform pem -noout -enddate | cut -d "=" -f 2)
+DOVECOT=$(echo | openssl s_client -connect ${MAILCOW_HOSTNAME}:143 -starttls imap 2>/dev/null | openssl x509 -inform pem -noout -enddate | cut -d "=" -f 2)
+NGINX=$(echo | openssl s_client -connect ${MAILCOW_HOSTNAME}:443 2>/dev/null | openssl x509 -inform pem -noout -enddate | cut -d "=" -f 2)
+echo TLS expiry dates:
+echo Postfix: ${POSTFIX}
+echo Dovecot: ${DOVECOT}
+echo Nginx: ${NGINX}