diff --git a/inventories/chaosknoten/host_vars/wiki.yaml b/inventories/chaosknoten/host_vars/wiki.yaml
index 716547dd..bde1e49e 100644
--- a/inventories/chaosknoten/host_vars/wiki.yaml
+++ b/inventories/chaosknoten/host_vars/wiki.yaml
@@ -1,13 +1,10 @@
 nginx__version_spec: ""
 nginx__configurations:
-  - name: wiki.ccchh.net
-    content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/wiki/nginx/wiki.ccchh.net.conf') }}"
   - name: wiki.hamburg.ccc.de
     content: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/wiki/nginx/wiki.hamburg.ccc.de.conf') }}"
 
 certbot__acme_account_email_address: j+letsencrypt-ccchh@jsts.xyz
 certbot__certificate_domains:
-  - "wiki.ccchh.net"
   - "wiki.hamburg.ccc.de"
 certbot__new_cert_commands:
   - "systemctl reload nginx.service"
diff --git a/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf b/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
index 33453bbe..414f8ca4 100644
--- a/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
+++ b/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
@@ -27,7 +27,6 @@ map $host $upstream_acme_challenge_host {
     pad.hamburg.ccc.de pad.hosts.hamburg.ccc.de:31820;
     spaceapi.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:31820;
     staging.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:31820;
-    wiki.ccchh.net wiki.hosts.hamburg.ccc.de:31820;
     wiki.hamburg.ccc.de wiki.hosts.hamburg.ccc.de:31820;
     www.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:31820;
     tickets.hamburg.ccc.de tickets.hosts.hamburg.ccc.de:31820;
diff --git a/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf b/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
index f8bb5f2e..0ec2967f 100644
--- a/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
+++ b/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
@@ -29,7 +29,6 @@ stream {
         invite.hamburg.ccc.de keycloak.hosts.hamburg.ccc.de:8443;
         keycloak-admin.hamburg.ccc.de keycloak.hosts.hamburg.ccc.de:8443;
         grafana.hamburg.ccc.de grafana.hosts.hamburg.ccc.de:8443;
-        wiki.ccchh.net wiki.hosts.hamburg.ccc.de:8443;
         wiki.hamburg.ccc.de wiki.hosts.hamburg.ccc.de:8443;
         onlyoffice.hamburg.ccc.de onlyoffice.hosts.hamburg.ccc.de:8443;
         hackertours.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:8443;
diff --git a/resources/chaosknoten/wiki/nginx/wiki.ccchh.net.conf b/resources/chaosknoten/wiki/nginx/wiki.ccchh.net.conf
deleted file mode 100644
index d89b5b88..00000000
--- a/resources/chaosknoten/wiki/nginx/wiki.ccchh.net.conf
+++ /dev/null
@@ -1,26 +0,0 @@
-# partly generated 2022-01-08, Mozilla Guideline v5.6, nginx 1.17.7, OpenSSL 1.1.1k, intermediate configuration
-# https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
-server {
-    # Listen on a custom port for the proxy protocol.
-    listen [::]:8443 ssl http2 proxy_protocol;
-    # Make use of the ngx_http_realip_module to set the $remote_addr and
-    # $remote_port to the client address and client port, when using proxy
-    # protocol.
-    # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 2a00:14b0:4200:3000:125::1;
-    # Then tell the realip_module to get the addreses from the proxy protocol
-    # header.
-    real_ip_header proxy_protocol;
-
-    server_name wiki.ccchh.net;
-
-    ssl_certificate /etc/letsencrypt/live/wiki.ccchh.net/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/wiki.ccchh.net/privkey.pem;
-    # verify chain of trust of OCSP response using Root CA and Intermediate certs
-    ssl_trusted_certificate /etc/letsencrypt/live/wiki.ccchh.net/chain.pem;
-
-    # HSTS (ngx_http_headers_module is required) (63072000 seconds)
-    add_header Strict-Transport-Security "max-age=63072000" always;
-
-    return 302 https://wiki.hamburg.ccc.de$request_uri;
-}