diff --git a/group_vars/all/vars.yml b/group_vars/all/vars.yml
index d3a7513..9c792e6 100644
--- a/group_vars/all/vars.yml
+++ b/group_vars/all/vars.yml
@@ -75,6 +75,7 @@ mail_domain: binary-kitchen.de
 mail_domains:
 - ccc-r.de
 - ccc-regensburg.de
+- eh21.easterhegg.eu
 - makerspace-regensburg.de
 mail_postsrsd_secret: "{{ vault_mail_postsrsd_secret }}"
 mail_server: mail.binary-kitchen.de
@@ -83,10 +84,12 @@ mail_trusted:
 - 213.166.246.0/28
 - 213.166.246.37/32
 - 213.166.246.45/32
+- 213.166.246.46/32
 - 213.166.246.250/32
 - 2a02:958:0:f6::/124
 - 2a02:958:0:f6::37/128
 - 2a02:958:0:f6::45/128
+- 2a02:958:0:f6::46/128
 mail_aliases:
 - "auweg@binary-kitchen.de	venti@binary-kitchen.de,anti@binary-kitchen.de,anke@binary-kitchen.de,gruenewald.clemens@gmail.com"
 - "bbb@binary-kitchen.de	boehm.johannes@gmail.com"
@@ -102,6 +105,7 @@ mail_aliases:
 - "orga@ccc-regensburg.de	anti@binary-kitchen.de"
 - "paypal@binary-kitchen.de	ralf@binary-kitchen.de"
 - "post@makerspace-regensburg.de	vorstand@binary-kitchen.de"
+- "pretalx@binary-kitchen.de	moepman@binary-kitchen.de"
 - "pretix@binary-kitchen.de	moepman@binary-kitchen.de"
 - "root@binary-kitchen.de	moepman@binary-kitchen.de,kishi@binary-kitchen.de"
 - "seife@binary-kitchen.de	anke@binary-kitchen.de"
@@ -120,6 +124,7 @@ mail_aliases:
 - "voucher11@binary-kitchen.de	exxess@binary-kitchen.de"
 - "voucher12@binary-kitchen.de	exxess@binary-kitchen.de"
 - "workshops@binary-kitchen.de	timo.schindler@binary-kitchen.de,venti@binary-kitchen.de"
+- "noc@eh21.easterhegg.eu	moepman@binary-kitchen.de"
 
 matrix_domain: matrix.binary-kitchen.de
 matrix_dbname: matrix
@@ -143,7 +148,7 @@ nslcd_base_group: ou=groups,dc=binary-kitchen,dc=de
 nslcd_base_shadow: ou=people,dc=binary-kitchen,dc=de
 nslcd_base_passwd: ou=people,dc=binary-kitchen,dc=de
 
-pretalx_domain: pretalx.events.binary-kitchen.de
+pretalx_domain: fahrplan.eh21.easterhegg.eu
 pretalx_dbname: pretalx
 pretalx_dbuser: pretalx
 pretalx_dbpass: "{{ vault_pretalx_dbpass }}"