diff --git a/lib/ddns-updater.js b/lib/ddns-updater.js
index cbc0589..4bba946 100644
--- a/lib/ddns-updater.js
+++ b/lib/ddns-updater.js
@@ -1,5 +1,7 @@
 'use strict';
 
+var fs = require('fs');
+var path = require('path');
 var updateIp = require('../holepunch/helpers/update-ip.js').update;
 // TODO XXX use API + storage
 var token = require('../dyndns-token.js').token;
@@ -82,6 +84,11 @@ module.exports.update = function () {
 
     return all;
   }, []);
+  fs.readdirSync(path.join(__dirname, '..', 'vhosts')).forEach(function (node) {
+    if (/^\w.*\..*\w$/.test(node)) {
+      hostnames.push(node);
+    }
+  });
 
   return require('./ip-checker').getExternalAddresses().then(function (result) {
     //console.log(Object.keys(allMap), result);