diff --git a/roles/dns_intern/templates/bind/23.172.in-addr.arpa.zone.j2 b/roles/dns_intern/templates/bind/23.172.in-addr.arpa.zone.j2
index f6174b2..19f31c9 100644
--- a/roles/dns_intern/templates/bind/23.172.in-addr.arpa.zone.j2
+++ b/roles/dns_intern/templates/bind/23.172.in-addr.arpa.zone.j2
@@ -1,7 +1,7 @@
 $ORIGIN 23.172.in-addr.arpa.	; base for unqualified names
 $TTL 1h				; default time-to-live
 @				IN	SOA ns1.binary.kitchen. hostmaster.binary.kitchen. (
-					2021112702; serial
+					2021120101; serial
 					1d; refresh
 					2h; retry
 					4w; expire
@@ -20,12 +20,11 @@ $TTL 1h				; default time-to-live
 21.1				IN	PTR	pdu1.binary.kitchen.
 22.1				IN	PTR	pdu2.binary.kitchen.
 23.1				IN	PTR	pdu3.binary.kitchen.
-31.1				IN	PTR	sw01.binary.kitchen.
-32.1				IN	PTR	sw02.binary.kitchen.
-33.1				IN	PTR	sw03.binary.kitchen.
+31.1				IN	PTR	sw-butchery.binary.kitchen.
+32.1				IN	PTR	sw-mini.binary.kitchen.
+33.1				IN	PTR	sw-rack.binary.kitchen.
 41.1				IN	PTR	ap01.binary.kitchen.
 42.1				IN	PTR	ap02.binary.kitchen.
-43.1				IN	PTR	ap03.binary.kitchen.
 44.1				IN	PTR	ap04.binary.kitchen.
 45.1				IN	PTR	ap05.binary.kitchen.
 46.1				IN	PTR	ap06.binary.kitchen.
diff --git a/roles/dns_intern/templates/bind/binary.kitchen.zone.j2 b/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
index b1c7c3e..7bca58b 100644
--- a/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
+++ b/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
@@ -1,7 +1,7 @@
 $ORIGIN binary.kitchen		; base for unqualified names
 $TTL 1h				; default time-to-live
 @				IN	SOA ns1.binary.kitchen. hostmaster.binary.kitchen. (
-					2021112702; serial
+					2021120101; serial
 					1d; refresh
 					2h; retry
 					4w; expire
@@ -44,12 +44,11 @@ ups1				IN	A	172.23.1.11
 pdu1				IN	A	172.23.1.21
 pdu2				IN	A	172.23.1.22
 pdu3				IN	A	172.23.1.23
-sw01				IN	A	172.23.1.31
-sw02				IN	A	172.23.1.32
-sw03				IN	A	172.23.1.33
+sw-butchery			IN	A	172.23.1.31
+sw-mini				IN	A	172.23.1.32
+sw-rack				IN	A	172.23.1.33
 ap01				IN	A	172.23.1.41
 ap02				IN	A	172.23.1.42
-ap03				IN	A	172.23.1.43
 ap04				IN	A	172.23.1.44
 ap05				IN	A	172.23.1.45
 ap06				IN	A	172.23.1.46