diff --git a/master/db.net.freifunk.hamburg b/master/db.net.freifunk.hamburg
index 7daa966..e648f51 100644
--- a/master/db.net.freifunk.hamburg
+++ b/master/db.net.freifunk.hamburg
@@ -86,7 +86,7 @@ srv02			A	193.96.224.250
 srv03			A	80.252.100.117
 			AAAA	2a00:1f78:c:e::a
 			MX	10 srv03.hamburg.freifunk.net.
-ch03			A	80.252.100.116
+UNUSED1			A	80.252.100.116
 			AAAA	2a00:1f78:c:e::b
 mail2			A	193.96.224.229
 			AAAA	2a03:2267:ffff:c00::e