They are some similar proxies such as:
If you use them to browser the online proxy checker
, you will find that actually all of them connect to the internet through one proxy, 18.104.22.168 for example.
Your IP 22.214.171.124
If you don't want to be identified as the same IP by the website after changing your proxy, you should not use the gateway proxies. However it makes no difference if you only want to surf anonymously.Elite Proxy Switcher
can test whether a proxy is a gateway proxy.Forum Proxy Leecher
support "remove gateway proxies" when testing the proxies.