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Research was carried out in the spring of 2016 to refresh the current state of knowledge of open proxies. What's required to catch proxies nowadays? Why are proxies harder to detect? Which weekdays are the worst for detecting proxies?
Daily charts visualising the changing trends of the open proxy landscape. Which netblocks are the riskiest? Which countries have the most open proxies? Can you spot signs of botnets enabling and disabling open proxy ports?
Open proxies tested and retested daily against dozens of blacklists of diverse scope. Which blacklists have the best coverage? Which ones don't seem to carry much data? Could your favourite blacklist benefit from improved open proxy detection?