"/FTPSVC2" intitle:"index of"
Microsoft FTP server logs.
You can change the file last number to get more results: FTPSVC3, FTPSVC4
and so on... Or (Not recommended) use
"/FTPSVC2" | "/FTPSVC3" intitle:"index of"
Bruno Schmid
https://ch.linkedin.com/in/schmidbruno
@brulliant