What is the ruling on impersonating a female in online chats to obtain information about pornographic websites for the purpose of reporting and shutting them down, knowing that the impersonator previously frequented these sites?

It is advisable to avoid the mentioned work because it exposes one's self to danger, for Satan flows through the son of Adam like blood, and a Muslim should not expose himself to trials. It is preferable to utilize time in reading and memorizing the Qur'an, accompanying the righteous, seeking religious knowledge from the Book and Sunnah at the hands of working scholars, and following beneficial Islamic websites that propagate good according to the methodology of Ahlus-Sunnah wal-Jama'ah.