diff --git a/linkcheck/Config.py b/linkcheck/Config.py
index ba1038b9..5407de4e 100644
--- a/linkcheck/Config.py
+++ b/linkcheck/Config.py
@@ -90,6 +90,8 @@ class Configuration (dict):
         # Therefore we count this variable up to 5 and then we call
         # reduceThreads(). Ok, this is a hack but ItWorksForMe(tm).
         self.reduceCount = 0
+        # dns configuration
+        self.dnsconfig = bk.net.resolver_config()
 
     def reset (self):
         """Reset to default values"""