diff --git a/etc.hosts b/etc.hosts
index 15ab53f..1e46a3d 100644
--- a/etc.hosts
+++ b/etc.hosts
@@ -112,6 +112,10 @@
 10.243.27.29 4.brauerei.r
 42:0:8809:da7f:7b20:6a54:c412:808f brauerei.r
 42:0:8809:da7f:7b20:6a54:c412:808f 6.brauerei.r
+10.243.13.36 bu.r
+10.243.13.36 4.bu.r
+42:0:a46e:dcc0:9508:394f:e63a:491f bu.r
+42:0:a46e:dcc0:9508:394f:e63a:491f 6.bu.r
 10.243.136.236 cake.r
 10.243.136.236 4.cake.r
 42:0:e644:ab0:32cd:b619:1962:5 cake.r
@@ -510,10 +514,10 @@
 10.243.0.14 4.yellow.r
 42:0:ce16::3110 yellow.r
 42:0:ce16::3110 6.yellow.r
-10.243.2.34 zaatar.r zaatar.kmein.r grocy.kmein.r bvg.kmein.r moodle.kmein.r
-10.243.2.34 4.zaatar.r 4.zaatar.kmein.r 4.grocy.kmein.r 4.bvg.kmein.r 4.moodle.kmein.r
-42:0:3c46:156e:10b6:3bd6:6e82:b2cd zaatar.r zaatar.kmein.r grocy.kmein.r bvg.kmein.r moodle.kmein.r
-42:0:3c46:156e:10b6:3bd6:6e82:b2cd 6.zaatar.r 6.zaatar.kmein.r 6.grocy.kmein.r 6.bvg.kmein.r 6.moodle.kmein.r
+10.243.2.34 zaatar.r zaatar.kmein.r grocy.kmein.r moodle.kmein.r
+10.243.2.34 4.zaatar.r 4.zaatar.kmein.r 4.grocy.kmein.r 4.moodle.kmein.r
+42:0:3c46:156e:10b6:3bd6:6e82:b2cd zaatar.r zaatar.kmein.r grocy.kmein.r moodle.kmein.r
+42:0:3c46:156e:10b6:3bd6:6e82:b2cd 6.zaatar.r 6.zaatar.kmein.r 6.grocy.kmein.r 6.moodle.kmein.r
 10.243.13.40 zu.r
 10.243.13.40 4.zu.r
 42:0:a46e:9c86:82ce:fa82:83d3:fda zu.r
diff --git a/hosts/bu b/hosts/bu
new file mode 100644
index 0000000..d9d4c5e
--- /dev/null
+++ b/hosts/bu
@@ -0,0 +1,15 @@
+Subnet = 10.243.13.36
+Subnet = 42:0:a46e:dcc0:9508:394f:e63a:491f
+
+-----BEGIN RSA PUBLIC KEY-----
+MIIBCgKCAQEAxjAvT1sfHPWExhWRoXG+NJbYUmf5q4yfpfBRvb232LC9sLn4Z2wb
+hxKreR5/j9a/2hRIlCz4IwKftl5vroG9Vy4e7zZIz6QvN4TqED8dUjJ1ubhtj47l
+jjHW4cHLUWsaqqu6TAuPH26qPSxm9VrD6rZIX9RmQ1bWIaonVB3Q+XnDfPlISw6M
+gbQXz4tOsOnC+y/6C3VPUo0nqC+PuA/kyRq/ivVutKd0dTSY8LmCDNla6AEVD5dG
+sIqPWX5h8fjqU7G3oOMvMsBrCkvRRB0F0dQzGo8EXwCDJxa+xOuk5n1GYJ2lqeM/
+st7KIxmLvO5AE7cUxdLlDj4EzVLSDoAqOwIDAQAB
+-----END RSA PUBLIC KEY-----
+
+Ed25519PublicKey = /MXEuv96HlrpHBto8KP2S6Ztiahhi3H7AevmbYS+xqE
+
+Weight = 300