Badbuyerlist.org is trying to hide behind cloudflare, but this is some of the information about this obviously illegal and criminal site:

This website facilitates childporn / torrents / defamation / threats / tax fraud / money laundering / sales of narcotics / hitman for hire, this website is like silkroad but then in the plain open, you only need to know how to search for it (try torrent or piratebay in the search box for example).

Their originating IP address leads to Digital Ocean LLC (which was according to public records: inactive-Dissolution at 13 april 2012)
This inactive record shows the address as:
155 Water Street
Brooklyn, NY 11201

Here is a list of technical data about their server and the hosting company digital ocean:
abuse@digitalocean.com
noc@digitalocean.com
Address
DigitalOcean, LLC http://www.digitalocean.com Simple Cloud Hosting

101 Avenue of the Americas, 10th Floor
New York, NY, 10013
United States of America
+13478756044 (24/7 monitored voicemail)

IP address of badbuyerlist.org : 178.128.90.236 (to confirm, check with "tracert")
Badbuyerlist server location is Singapore.
Central Singapore Development Council

Readout of their (digital ocean) server:
HTTP/1.1 301 Moved Permanently

Server: nginx

Date: Sun, 02 Jun 2019 19:05:23 GMT

Content-Type: text/html; charset=utf-8

Connection: close

X-Frame-Options: SAMEORIGIN

X-XSS-Protection: 1; mode=block

X-Content-Type-Options: nosniff

Location: https://178.128.90.236/

Cache-Control: no-cache

X-Request-Id: fa0a0527-7bd3-4ed1-ae71-340a9a7dbd77

X-Runtime: 0.003398