Stats:

https://datastudio.google.com/reporting/7381c199-3945-4cec-b7fb-a1c23c520c52/page/IQSrB

Proxy Checker:

https://www.proxyscrape.com/online-proxy-checker

Proxy Sources:

https://www.luminati.io/luminati

https://cosmoproxy.com/

https://www.ipburger.com/

https://oxylabs.io/

https://awmproxy.net/

https://www.proxyrack.com/

https://smartproxy.com/

https://shifter.io/

https://soax.com/

https://www.spider.com/

http://sockshub.net/

https://proxyland.io/

https://www.webshare.io/

https://infatica.io/

https://openproxy.space/

https://wonderproxy.com/

https://www.proxyrotator.com

https://free-proxy-list.net/

https://github.com/TheSpeedX/PROXY-List