diff --git a/nixbld-etc-nixos/named/193thz.com b/nixbld-etc-nixos/named/193thz.com
index 9d280903..3617779c 100644
--- a/nixbld-etc-nixos/named/193thz.com
+++ b/nixbld-etc-nixos/named/193thz.com
@@ -1,7 +1,7 @@
 $TTL 7200
 
-@						SOA	ns1.193thz.com. sb.m-labs.hk. (
-							2023110901
+@						SOA	ns.193thz.com. sb.m-labs.hk. (
+							2023121301
 							7200
 							3600
 							86400
@@ -20,6 +20,7 @@ $TTL 7200
 
 
 ns						A		94.190.212.123
+ns						AAAA	2001:470:18:390::2
 
 mail._domainkey			TXT	"v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9T0cONxGXeyETE0bJ6NJVGT58fVFrfb+WxQhMskCN/mJhODyDTkRCjzE8ZnKhZGjkFZNG+PoSZlW+kpSS1LvMwzQpMRaH4zAzIexffR0l7rJR1MuQiVMsfGWpO2SLEuN74L2qH8SUBHZjrRpeSaFxwQm+prIOzZe5wTZStt/6qQIDAQAB"
 _dmarc					TXT	"v=DMARC1; p=none"