diff --git a/hosts/koeln1 b/hosts/koeln1
index 1db427b..2c6de0e 100644
--- a/hosts/koeln1
+++ b/hosts/koeln1
@@ -1,15 +1,16 @@
-Address = fastd4.kbu.freifunk.net
+Address = fastd3.kbu.freifunk.net
 Port = 656
+
 -----BEGIN RSA PUBLIC KEY-----
-MIICCgKCAgEAsxM/YeBqWIOp0Ld0wwrTLq38OjUSMfC3dsInjWa3+mfsRA1DW+RQ
-Xru73jtUF0YpyEz04NmbDYGi2YweKVg5xwBiF3XfdZ8fYhYWSJfBa60o2dWfbUlg
-1UZJHEnVbUDXWfzGIStiIlDEGjaFjt1Aem8n1R7yVYE5eMK1U3lVuPJswt+HvFE6
-ZEuj2MhstiZvg9uj3f1zXjF7sEZutLagt/JLSboARbtFe7rPhhTIUa/Kn+CEQePo
-st2FM1T58e1yNoPgUUjnn5QI5bX0g+k8e2oIYGm6YptQ7/ROG4ElTvlj8V5nfZot
-yzICsXfgoCcQ4/A4r7V4uMS3Gp/a8wOOcDoDOTQzMBBp8IEEbnwOkH5UbGIBp6WE
-1pZ0Zku0jNuvNcALWUBHn4NaYVN6hm0LIVFB26TYclXrcD8Rompn8Xlbd6qsOEpx
-n6ocnYrOwhhdv8c31fTf7urUTWgEdQUXN3jn6PRgCnDnAQy6M9+UCd0sMzf/3Nmb
-opByBr0WAAJdtfGbA+cCiho2ptO+XgVQifTJ1GC7X7CspwjV2eb46tc7AiEgUqHj
-ZopTzY7hWBxYTvR+GoCKLXJe4KFx4y53jgYbvgNiVNH9hjCnsyW7Bbh+asXNWoh8
-uq4wXfu2o6iO8rgAppy0qW9x4mJMZjZ+zjaHtUpvT8NI3jOQ3V/BbLsCAwEAAQ==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==
 -----END RSA PUBLIC KEY-----