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Request all information about my IP address in json format
Request all information about my IP address in xml format
Connect-back shell using Bash built-ins. Useful in a web app penetration test, if it's the case of a locked down environment, without the need for file uploads or a writable directory.
/dev/tcp and /dev/udb redirects must be enabled at compile time in Bash.
Most Linux distros enable this feature by default but at least Debian is known to disable it.