diff --git a/supported.systems.zone b/supported.systems.zone
index d68a63f..5cd8d9a 100644
--- a/supported.systems.zone
+++ b/supported.systems.zone
@@ -1,7 +1,7 @@
-; Auto-written by coredns-rfc2136 on 2026-05-21T19:09:25Z
+; Auto-written by coredns-rfc2136 on 2026-05-21T19:18:18Z
 ; Zone: supported.systems.
 $ORIGIN supported.systems.
-supported.systems.	3600	IN	SOA	ns1.he.net. admin.supported.systems. 2026052105 300 120 604800 60
+supported.systems.	3600	IN	SOA	ns1.he.net. admin.supported.systems. 2026052106 300 120 604800 60
 supported.systems.	3600	IN	NS	ns1.he.net.
 supported.systems.	3600	IN	NS	ns2.he.net.
 supported.systems.	3600	IN	NS	ns3.he.net.
@@ -137,3 +137,4 @@ _sip._udp.sip.supported.systems.	600	IN	SRV	10 0 5060 sip.supported.systems.supp
 _sip._udp.supported.systems.	300	IN	SRV	10 0 5060 sip.supported.systems.supported.systems.
 _sip._tcp.supported.systems.	300	IN	SRV	10 0 5060 sip.supported.systems.supported.systems.
 _sips._tcp.supported.systems.	300	IN	SRV	10 0 5061 sip.supported.systems.supported.systems.
+_acme-challenge.test-rfc2136.supported.systems.	60	IN	TXT	"qn29tBQSfITwyjwLoErgNeekhpdOFq4hd5wJTiUuaaA"