diff --git a/content/ressources.md b/content/ressources.md
index 7a867c3..0f233bb 100644
--- a/content/ressources.md
+++ b/content/ressources.md
@@ -48,4 +48,5 @@ En attendant que nous organisions la collecte de ces liens, en voici qui sont d'
 
 - [13 Outils de de-GAFAMisation](https://numericatous.fr/2020/04/13-outils-de-de-gafamisation/)
 - [Monitoring demystified: A guide for logging, tracing, metrics](https://techbeacon.com/enterprise-it/monitoring-demystified-guide-logging-tracing-metrics) (en anglais)
-- [Enough with Linux security FUD](https://www.zdnet.com/article/enough-with-the-linux-security-fud/)
\ No newline at end of file
+- [Enough with Linux security FUD](https://www.zdnet.com/article/enough-with-the-linux-security-fud/)
+- [Free and Public DNS Servers](https://www.lifewire.com/free-and-public-dns-servers-2626062)