diff --git a/README.md b/README.md
index ebf1af1..6c884a3 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,16 @@
 # envs.net | DNS - bind9 config files
 
-This is the envs.net DNS-Server.
+This is the envs.net DNS-Server. (DNSSEC enabled)
 
 ## NS list
 | Name | Address | Location | Type |
 | --- | --- | --- | --- |
-| ns1.envs.net		 | 89.163.145.170			| Düsseldorf	| master |
-| ns2.envs.net		 | 168.119.12.180			| Falkenstein	| slave	 |
+| ns1.envs.net		 | 89.163.145.170				| Düsseldorf	| master |
+| ns2.envs.net		 | 168.119.12.180				| Falkenstein	| slave	 |
+| ns2.envs.net		 | 2a01:4f8:242:430b:0:a:0:3	| Falkenstein	| slave	 |
 | | | | |
-| ns1.tildeverse.net | 192.99.181.240			| Traverse City | slave	 |
-| ns1.tildeverse.net | 2607:5300:60:4f58::240	| Traverse City	| slave	 |
+| ns1.tildeverse.net | 192.99.181.240				| Traverse City | slave	 |
+| ns1.tildeverse.net | 2607:5300:60:4f58::240		| Traverse City	| slave	 |
 
 ## master-zones:
 - envs.net