diff --git a/cheatsheets/python b/cheatsheets/python
index 62c9e8d..498cd15 100644
--- a/cheatsheets/python
+++ b/cheatsheets/python
@@ -8,3 +8,6 @@
 python -m SimpleHTTPServer
 # Python 3
 python -m http.server 8000
+
+# SMTP-Server for debugging, messages will be discarded, and printed on stdout.
+python -m smtpd -n -c DebuggingServer localhost:1025