Add dextermac.json for domain configuration

domains/dextermac.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "n-o-o-b-z",
+        "email": "dexmacone@gmail.com"
+    },
+    "records": {
+        "A": ["185.27.134.132"]
+    }
+}