diff --git a/bremen.freifunk.net.zone b/bremen.freifunk.net.zone
index 130fe35..346c80d 100644
--- a/bremen.freifunk.net.zone
+++ b/bremen.freifunk.net.zone
@@ -1,6 +1,6 @@
 $TTL 1D
 			IN	SOA	dns noc.bremen.freifunk.net. (
-					2022070601	; Serial
+					2023012100	; Serial
 					4H		; Refresh
 					1H		; Retry
 					2W		; Expire
@@ -50,6 +50,9 @@ ipv6-downlink-legacy		A	185.117.213.241
 nlnog01				A	185.117.213.230
 				AAAA	2a06:8782:ff02::e6
 
+monitoring			A	185.117.213.231
+				AAAA	2a06:8782:ff02::e7
+
 vpn01			30s	A	185.117.213.247
 			30s	AAAA	2a06:8782:ff00::f7
 vpn02			30s	A	185.117.213.228
@@ -84,6 +87,7 @@ syslog				A	109.69.65.58
 
 babel-gw-lwlcom		30s	A	185.117.213.249
 			30s	AAAA	2a06:8782:ff00::f9
+
 ; mail
 mail				A	185.117.213.244
 				AAAA	2a06:8782:ff00::f4
@@ -143,19 +147,6 @@ mesh.n				CNAME	www
 ; legacy old service subdomain
 services			DNAME	@
 
-; jplitza
-jplitza				A	10.196.0.200
-				AAAA	2a06:8782:ffbb:1337::c8
-wikipedia			CNAME	jplitza
-
-; mortzu
-monitoring			A	185.117.213.231
-				AAAA	2a06:8782:ff02::e7
-
-; nebirosh
-sip				A	10.196.2.50
-smokeping			AAAA	2a02:2919:1000:0:ba27:ebff:fe69:2879
-
 ; jw
 homare				AAAA	2a06:8782:ffbb:1337::11
 
diff --git a/onffhb.de.zone b/onffhb.de.zone
index 1e02001..a2e326f 100644
--- a/onffhb.de.zone
+++ b/onffhb.de.zone
@@ -1,6 +1,6 @@
 $TTL 1D
 			IN	SOA	dns.bremen.freifunk.net. geno.fireorbit.de. (
-					2022071800	; Serial
+					2023012100	; Serial
 					4H		; Refresh
 					1H		; Retry
 					2W		; Expire
@@ -40,9 +40,6 @@ node		IN AAAA		fd2f:5119:f2c::127	; 2018-11-03 genofire
 
 ;; SERVICES
 
-wikipedia	IN A		10.196.0.200		; 2018-11-03 jplitza
-wikipedia	IN AAAA		fd2f:5119:f2c::c8	; 2018-11-03 jplitza
-
 minecraft	IN A		10.196.122.228		; 2019-02-07 hias
 minecraft	IN AAAA		fd2f:5119:f2c:0:da9d:67ff:feca:eb44	;	2019-02-07 hias