This article addresses a common question: “Why can’t I connect to free nodes?” The same node works for others, but you get a timeout, can’t open webpages, or see “Connected” with no internet access. Below, we’ll troubleshoot the node itself, your IP, DNS, browser environment, and client settings. These steps apply to common clients such as V2Ray, VLESS, Clash, and sing-box.
1. First, check whether the node itself is down
Free nodes are often shared by many users and updated frequently, so an outage doesn’t necessarily mean your settings are wrong. Start with three checks: try another node in the same subscription, update the subscription, and make sure your system clock is accurate. Many TLS, Reality, and VLESS nodes are time-sensitive, and a significant clock discrepancy can cause the handshake to fail.
- Open your client and click “Update Subscription” or “Refresh Configuration.”
- Test a node with low latency; don’t rely on just one node.
- If all nodes fail, continue by checking your local network environment.
We collect free node resources that you can import, but free nodes can be affected by connection quality, maintenance, and the number of users. Make checking whether the node is down your first troubleshooting step.
2. Your IP environment can affect connection success
Some networks restrict proxy connections, including corporate networks, campus networks, public Wi-Fi, and mobile networks experiencing temporary issues. You’ll typically see errors such as timeout, connection refused, or handshake failed in the client logs. Try switching networks first—for example, switch from Wi-Fi to your phone’s hotspot.
If you can connect as soon as you switch networks, the issue is probably with your current IP or network gateway. You can restart your router to obtain a new IP, or temporarily use a different connection. Don’t keep changing node parameters; the node configuration itself may be fine.
3. Incorrect DNS settings can cause “connected but can’t open websites”
Many users see “Connected” in their client and assume the proxy is working, but still can’t open webpages in their browser. Common causes include DNS requests bypassing the proxy, DNS poisoning, or an incorrect result cached by the system. Clients such as Clash and sing-box usually have a DNS module. Try enabling the client’s built-in DNS and testing in rule or global mode.
- Clear your browser cache, then close and reopen the browser.
- Enable DNS or Fake-IP/enhanced mode in the client.
- Temporarily change your system DNS to a commonly used public DNS server, then test again.
- Flush the DNS cache from the command line, then reconnect.
If you can open an IP address but not a domain name, focus on DNS. Don’t rely on latency tests alone: a successful latency test doesn’t mean domain name resolution is working.
4. Your browser environment could also be getting in the way
Browser extensions, proxy add-ons, DoH settings, and old cached data can all conflict with your system proxy. This is especially likely if you have multiple proxy extensions installed: the client may be routing traffic through a proxy while the browser overrides those settings. Try an incognito window or temporarily disable all proxy-related extensions.
Chrome, Edge, and Firefox may all use Secure DNS. If the client is already handling DNS and the browser is also using DoH, their rules may conflict. Try turning off Secure DNS in your browser before visiting a test website. Keep things simple while troubleshooting: one client, one node, one browser.
5. Quick check of your client settings
Finally, check how you imported the configuration and which proxy mode you’re using. Make sure the subscription link is complete; don’t use a webpage URL as the subscription link. When copying a node, don’t omit prefixes such as vmess://, vless://, or trojan://. Clash users should also make sure the system proxy is enabled. In rule mode, try switching to global mode for testing. sing-box users should check that the configuration file started successfully.
In short, if you can’t connect to a free node, troubleshoot in this order: update the subscription and try another node → switch networks to check your IP → check DNS → simplify your browser environment → verify the client settings. Don’t assume all your settings are wrong right away. Narrow down the problem step by step, and you can usually find the cause quickly.