diff --git a/data/powerdns/files/bind-zones/kunbox.net b/data/powerdns/files/bind-zones/kunbox.net
index 4ff5d3c..8a8a7c0 100644
--- a/data/powerdns/files/bind-zones/kunbox.net
+++ b/data/powerdns/files/bind-zones/kunbox.net
@@ -14,8 +14,6 @@ mx0                 IN  A       94.130.52.224
                     IN  AAAA    2a01:4f8:10b:2a5f::2
                     IN  AAAA    2a01:4f8:10b:2a5f::1337
 mta-sts             IN  CNAME   mx0
-mta-sts             IN  CNAME   mx0
-mta-sts.mx0         IN  CNAME   mx0
 mta-sts.mx0         IN  CNAME   mx0
 postfixadmin.mx0    IN  CNAME   mx0
 rspamd.mx0          IN  CNAME   mx0
@@ -30,7 +28,7 @@ ns-3                IN  A       35.228.143.71
 ${record}
 % endfor
 
-_dmarc              IN  TXT     "v=DMARC1; p=quarantine; rua=mailto:postmaster@kunsmann.eu; ruf=mailto:postmaster@kunsmann.eu; fo=0:d:s; adkim=r; aspf=r"
+;_dmarc              IN  TXT     "v=DMARC1; p=quarantine; rua=mailto:postmaster@kunsmann.eu; ruf=mailto:postmaster@kunsmann.eu; fo=0:d:s; adkim=r; aspf=r"
 _mta-sts            IN  TXT     "v=STSv1;id=20201111;"
 _smtp._tls          IN  TXT     "v=TLSRPTv1;rua=mailto:hostmaster@kunbox.net"
 _token._dnswl       IN  TXT     "6akc10htbgmg56e072w0w2n0wql4oezu"