This article addresses a common question: “Why can’t I connect to a free node?” If the same node works for others but not for you, the problem may not simply be that the node is down. It could also be related to your local IP, DNS cache, browser proxy settings, or client configuration. The steps below are arranged in an order that most users can follow and apply to popular clients such as Clash, V2RayN, sing-box, and Shadowrocket.
1. First, determine whether the problem is with the node or your local setup
Free nodes are often shared by many users, and their availability can change quickly, so connection failures are not uncommon. Instead of immediately reinstalling your software, start with these three basic checks:
- Test 2–3 nodes from the same subscription. If they all fail, the problem may be with the subscription, your network, or the client.
- Test using both mobile data and Wi-Fi. If one works but the other doesn’t, focus on your carrier’s network or your router’s DNS.
- Check the client logs for keywords such as timeout, TLS, DNS, or handshake failed to help identify the cause.
If the free nodes page on this site shows that the nodes have been updated, try copying the subscription URL again or reimporting the configuration to avoid using an outdated cached version.
2. Connection failures caused by your IP or network environment
Many users overlook the effect of their local public IP. Some public, campus, and corporate networks restrict proxy connections. Connections can also keep timing out if your broadband provider’s route to the destination is poor. Try the following:
- Close the client and restart your router to obtain a new public IP or carrier route.
- On your phone, turn on Airplane Mode for 10 seconds, then turn it off to obtain a new mobile network IP.
- Avoid testing on corporate, hotel, or campus networks that require sign-in. First check your connection using home broadband or mobile data.
If the node only fails on one network, the node itself is probably not broken; the current network may simply be incompatible with the connection method.
3. DNS issues: connected, but websites won’t load
A common cause of “the client says it’s connected, but Google and YouTube won’t load” is a DNS resolution problem. Symptoms include pages spinning indefinitely, some websites loading while others don’t, or search results failing to open. Try these steps:
- In Clash-style clients, enable the system proxy and make sure the rules mode is not set to Direct.
- Clear your system’s DNS cache. On Windows, enter ipconfig /flushdns in Command Prompt.
- Turn off Secure DNS in your browser or set it to automatic to avoid conflicts with the client’s DNS rules.
- Restart the client, then select a node and connect again.
DNS problems don’t mean the node is unavailable. If web pages still won’t load after switching nodes, check DNS and proxy mode first.
4. Conflicts with browser settings and proxy configuration
Some users find that the client connects normally, but a particular browser still can’t access the internet. This is often caused by browser extensions, proxy add-ons, Private DNS, or cached data. Try the following in order:
- Disable proxy add-ons, ad blockers, and fingerprint-modifying extensions in your browser, then try again.
- Test in an incognito window to rule out the effects of cookies and cached data.
- Try another browser. For example, if Chrome doesn’t work, try Edge or Firefox.
- Make sure the client is managing the system proxy, and don’t enter multiple proxy addresses manually at the same time.
Don’t run multiple proxy tools at once. For example, running VPN software, Clash, and a browser proxy extension together can easily cause port conflicts or proxy loops.
5. Quick troubleshooting checklist
Here’s the quickest process: update the subscription or reimport the nodes; try at least two other nodes; switch between Wi-Fi and mobile data; check whether the system proxy is enabled; clear the DNS cache; try another browser; and check the logs. If the logs keep showing timeout, the route is probably unreachable. If they show authentication or a format error, the node configuration may not have been copied completely.
Free nodes are best for temporary testing and as a backup. Their reliability can’t match that of routes that are maintained long term. When you can’t connect, checking your IP, DNS, and browser environment one by one is usually more effective than blindly reinstalling the client.