why proxy removed, in www.tech-faq.com/submit proxy

These few days I submit a proxy to the tech-faq.com, but always removed after several hours. what happened? please explain?

What are some URLs of proxies you have submitted?

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Originally Posted by Nathan

What are some URLs of proxies you have submitted?

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I have many web proxies, and had often submit to tech-faq.com, but lately always removed ....