Step 1 (2017-09-28). A complain to the website owner.
Step 2 (2017-10-05). Detecting the hosting provider
It is Cloudflare.
How to report a DMCA Notice to Cloudflare?
whoishostingthis.com
whoishostingthis.com/?q=pisustore.com
hostingdetector.com
Step 3 (2017-10-10). Reporting a DMCA Violation (Copyright Infringement) notice to Cloudflare
