diff --git a/content/docs/infra/tips.md b/content/docs/infra/tips.md
index 7e3afcc..69e64fd 100644
--- a/content/docs/infra/tips.md
+++ b/content/docs/infra/tips.md
@@ -34,4 +34,10 @@ ip a
 
 ```
 curl -4/6 ifconfig.io
+```
+
+**Vérifier un enregistrement DNS**
+
+```
+dig A +short example.com
 ```
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