diff --git a/inventories/chaosknoten/host_vars/auth-dns.yaml b/inventories/chaosknoten/host_vars/auth-dns.yaml
index 41b11ae..8d0538e 100644
--- a/inventories/chaosknoten/host_vars/auth-dns.yaml
+++ b/inventories/chaosknoten/host_vars/auth-dns.yaml
@@ -5,12 +5,8 @@ alloy_config_additional: "{{ lookup('ansible.builtin.template', 'resources/chaos
 
 knot__dnssec_key_id: "auth-dns.hamburg.ccc.de-1"
 knot__remotes:
-  - id: ns-intern.hamburg.ccc.de
-    address: [ "2a00:14b0:f000:23::53", "172.31.17.53" ]
-  - id: ns.vie.ccc.de
-    address: [ "2a02:1b8:10:31::228", "146.255.57.228" ]
-  - id: ns2.vie.ccc.de
-    address: [ "2a02:8000:1000:102::188", "185.106.84.188" ]
+  - id: erfadns.ber.ccc.de
+    address: [ "2a02:8000:1000:101::196", "185.106.84.196" ]
 
 knot__catalog_zones:
   - domain: "hamburg.ccc.de.catalog."
@@ -19,34 +15,34 @@ knot__catalog_zones:
 knot__zones:
   - domain: "hh.ccc.de."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/hh.ccc.de.zone') }}"
 
   - domain: "ccchh.net."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/ccchh.net.zone') }}"
 
   - domain: "hamburg.ccc.de."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone') }}"
 
   - domain: "eh20.easterhegg.eu."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/eh20.easterhegg.eu.zone') }}"
 
   - domain: "eh22.easterhegg.eu."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/eh22.easterhegg.eu.zone') }}"
 
   - domain: "diday.org."
     catalog_member: "hamburg.ccc.de.catalog."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/diday.org.zone') }}"
 
   - domain: "3.2.0.0.0.0.0.f.0.b.4.1.0.0.a.2.ip6.arpa."
-    notify_targets: [ "ns.vie.ccc.de", "ns2.vie.ccc.de" ]
+    notify_targets: [ "erfadns.ber.ccc.de" ]
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/auth-dns/zones/3.2.0.0.0.0.0.f.0.b.4.1.0.0.a.2.ip6.arpa.zone') }}"