I send the this reply.
Dear "Insert senders IP address here"
Interpol has recently stepped up its efforts in this area, working with stakeholders setting up millions of classified and other accounts along the Internet. Interpol is working with Internet service providers, software companies, central banks and other relevant bodies to devise solutions to thwart criminals and protect consumers.
Interpol’s chief initiatives in the area of financial and high-tech crime focus on and due to the nature of your contact with us your IP address and ISP has now been placed into our Tracking Database for further investigations.
Interpol