diff --git a/gestion/config/dns.py b/gestion/config/dns.py
index e52baedd..8f5627a9 100644
--- a/gestion/config/dns.py
+++ b/gestion/config/dns.py
@@ -46,11 +46,11 @@ zones_reverse_v6 = config.prefix['fil'] + config.prefix['wifi'] + config.prefix
 
 #: Serveurs DNS récursifs :
 recursiv = {
-    'fil'       : ['138.231.136.98', '138.231.136.152', '138.231.136.247'],
-    'wifi'      : ['138.231.136.98', '138.231.136.152', '138.231.136.247'],
-    'adm'       : ['10.231.136.98', '10.231.136.152', '10.231.136.247'],
+    'fil'       : ['138.231.136.98', '138.231.136.152'],
+    'wifi'      : ['138.231.136.98', '138.231.136.152'],
+    'adm'       : ['10.231.136.98', '10.231.136.152'],
     'gratuit'   : ['10.42.0.10'],
     'accueil'   : ['10.51.0.10'],
     'isolement' : ['10.52.0.10'],
-    'personnel-ens' : ['10.2.9.10', '138.231.136.98', '138.231.136.152', '138.231.136.247'],
+    'personnel-ens' : ['10.2.9.10', '138.231.136.98', '138.231.136.152'],
 }