diff --git a/master/db.net.freifunk.hamburg b/master/db.net.freifunk.hamburg
index 9011b38..9c34bb7 100644
--- a/master/db.net.freifunk.hamburg
+++ b/master/db.net.freifunk.hamburg
@@ -19,9 +19,6 @@ $TTL 3600	; 1 Stunde
 ; MAIL
 			MX	25 mail2.hamburg.freifunk.net.
 @			TXT	"v=spf1 mx ?all"
-; MX must not be a CNAME
-;mail			A	80.252.100.116
-;			AAAA	2a00:1f78:c:e::b
 
 _imap._tcp		SRV	0 0 143 mail2.hamburg.freifunk.net.
 _imaps._tcp		SRV	0 0 993 mail2.hamburg.freifunk.net.
@@ -108,10 +105,6 @@ ins			A	80.252.100.115		; gw01
 ; reverse dns for clients
 clients			NS	srv03
 
-; dns for nodes
-nodes			NS	srv02
-nodes			NS	named.ohrensessel.net.
-
 ; physical hosts
 host01			AAAA	2a00:ea8:100:8::3	; n@work
 			A	212.12.38.182
@@ -148,8 +141,8 @@ updates			A	212.12.51.134	; srv01, dns load balancing
 updates			A	80.252.100.117	; srv03, dns load balancing
 			AAAA	2a00:1f78:c:e::a
 ; Update server for the nodes
-updates-a	AAAA	2a00:14b0:4200:3380:134::1 ; srv01
-updates-b	AAAA	2a00:1f78:c:e::a ; srv03
+updates-a		AAAA	2a00:14b0:4200:3380:134::1 ; srv01
+updates-b		AAAA	2a00:1f78:c:e::a ; srv03
 
 ; Target for XMPP SRV records, no CNAMEs
 xmpp			A	193.96.224.250
@@ -169,7 +162,6 @@ monitoring		CNAME	srv01
 news			CNAME	srv02
 paste			CNAME	cloud
 podcast			CNAME	srv02
-schnackr		CNAME	cloud
 smokeping		CNAME	hh01s01.unbedenklich.net.
 statistik		CNAME	ff.besaid.de.
 support			CNAME	srv02