diff --git a/resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone b/resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone
index f3512af1..5cdb7a8f 100644
--- a/resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone
+++ b/resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone
@@ -228,10 +228,7 @@ rproxy-intern                       IN  A               172.31.17.180
                                     IN  AAAA            2a00:14b0:f000:23::80
                                     IN  MX 10           cow.hamburg.ccc.de.
 
-bildungsurlaub                      IN  CNAME           rproxy
-doku                                IN  CNAME           rproxy
-test                                IN  CNAME           rproxy
-www.test                            IN  CNAME           rproxy
+bildungsurlaub                      IN  CNAME           public-reverse-proxy
 eh2003                              IN  CNAME           public-reverse-proxy
 www.eh2003                          IN  CNAME           public-reverse-proxy
 easterhegg2003                      IN  CNAME           public-reverse-proxy
@@ -510,8 +507,6 @@ pretalx.hosts                       IN  AAAA            2a00:14b0:42:102::10
 ntfy.hosts                          IN  AAAA            2a00:14b0:42:102::11
 spaceapiccc.hosts                   IN  AAAA            2a00:14b0:42:102::12
 acmedns.hosts                       IN  AAAA            2a00:14b0:42:102::13
-www2.hosts                          IN  AAAA            2a00:14b0:42:102::14
-www3.hosts                          IN  AAAA            2a00:14b0:42:102::15
 diday-staging-runner.hosts          IN  AAAA            2a00:14b0:42:102::16
 public-web-static.hosts             IN  AAAA            2a00:14b0:42:102::17
 forgejo-actions-runner.hosts        IN  AAAA            2a00:14b0:42:102::18
diff --git a/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf b/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
index 2513b7c8..be0a2665 100644
--- a/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
+++ b/resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf
@@ -92,6 +92,7 @@ map $host $upstream_acme_challenge_host {
     ueberwachungsfrei.eu public-web-static.hosts.hamburg.ccc.de:31820;
     überwachungsfrei.eu public-web-static.hosts.hamburg.ccc.de:31820;
     xn--berwachungsfrei-yvb.eu public-web-static.hosts.hamburg.ccc.de:31820;
+    bildungsurlaub.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:31820;
     default "";
 }
 
diff --git a/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf b/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
index 01d0b5d6..c7be7563 100644
--- a/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
+++ b/resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf
@@ -115,6 +115,7 @@ stream {
         ueberwachungsfrei.eu public-web-static.hosts.hamburg.ccc.de:8443;
         überwachungsfrei.eu public-web-static.hosts.hamburg.ccc.de:8443;
         xn--berwachungsfrei-yvb.eu public-web-static.hosts.hamburg.ccc.de:8443;
+        bildungsurlaub.hamburg.ccc.de public-web-static.hosts.hamburg.ccc.de:8443;
     }
 
     server {