Many proxy services operate under multiple domain names (mirrors). If proxysite.com is blocked, sometimes proxysite.net or other variations remain open. Clear Your Browser Data
If you find that your usual route is blocked, don’t panic. There are several ways to restore your access: Use an Alternate Server proxysitecom free web proxy site patched
If privacy is your main goal, the Tor network is virtually impossible to "patch" because it constantly rotates nodes. Many proxy services operate under multiple domain names