Add bostjan.is-a.dev subdomain

domains/bostjan.json

@@ -9,5 +9,6 @@
     "CNAME": "bostjan.dev404.net",
     "MX": [ { "target": "www669.your-server.de", "priority": 11 } ],
     "TXT": [ "v=spf1 +mx +ip4:213.136.93.171 +ip4:213.133.105.238 ~all" ]
-  }
+  },
+  "proxied": true
 }