const express = require('express'); const PORT = 8900; const HOST = '0.0.0.0'; const instanceNumber = Math.floor(Math.random() * 101); const app = express(); app.get('/', (req, res) => { res.send(`node-test instance ${instanceNumber}, your IP: ${req.ip}`); }); app.listen(PORT, HOST, () => { console.log(`Server started on http://${HOST}:${PORT}`); });