diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index c69a6ce..5aacd89 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -364,6 +364,23 @@ in
           "216.218.133.2" "2001:470:600::2"       # slave.dns.he.net
         ];
       };
+      "m-labs-intl.com" = {
+        name = "m-labs-intl.com";
+        master = true;
+        file = "/etc/nixos/named/m-labs-intl.com";
+        extraConfig =
+           ''
+           dnssec-policy "default";
+           inline-signing yes;
+           notify explicit;
+           also-notify {
+             216.218.130.2;   # ns1.he.net
+           };
+           '';
+        slaves = [
+          "216.218.133.2" "2001:470:600::2"       # slave.dns.he.net
+        ];
+      };
       "200-29.98.206.103.in-addr.arpa" = {
         name = "200-29.98.206.103.in-addr.arpa";
         master = true;
diff --git a/nixbld-etc-nixos/named/m-labs-intl.com b/nixbld-etc-nixos/named/m-labs-intl.com
new file mode 100644
index 0000000..7b2afb2
--- /dev/null
+++ b/nixbld-etc-nixos/named/m-labs-intl.com
@@ -0,0 +1,20 @@
+$TTL 7200
+
+@						SOA	ns.m-labs-intl.com. sb.m-labs.hk. (
+							2024060601
+							7200
+							3600
+							86400
+							600)
+
+
+						NS		ns.m-labs-intl.com.
+						NS		ns1.he.net.
+
+						A		5.78.86.156
+						AAAA	2a01:4ff:1f0:83de::1
+
+ns						A		94.190.212.123
+ns						AAAA	2001:470:18:390::2
+
+www						CNAME	@