diff --git a/zones/k7dxs.net.zone b/zones/k7dxs.net.zone
index 14c96e6..e8b55fe 100644
--- a/zones/k7dxs.net.zone
+++ b/zones/k7dxs.net.zone
@@ -1,6 +1,6 @@
 $ORIGIN k7dxs.net.
 k7dxs.net.		3600	IN SOA  ns3.k7dxs.net. admin.k7dxs.net. (
-				1374	; serial
+				1375	; serial
 				28800	; refresh (8 hours)
 				7200	; retry (2 hours)
 				2419200	; expire (4 weeks)
@@ -84,6 +84,7 @@ _submission._tcp	300	IN	SRV	0 1 587 mail.k7dxs.net.
 @			300	IN	TXT	"google-site-verification=yFrZO7N_3gyC7rl_AOwL6WNf2LNMEQDNKeokvOiGeBg"
 ; SMTP2Go
 em1031094		300	IN	CNAME	return.smtp2go.net.
+em1031094l		300	IN	CNAME	tracking.smtp2go.net.
 s1031094._domainkey	300	IN	CNAME	dkim.smtp2go.net.
 
 _minecraft._tcp			3600	IN	SRV	0 1 25565 mc.k7dxs.net.