The entire scan just took only three hours to finish.

Caceres explained to Forbes that You might notice thats not a lot of sites.

Careces also added that Of those 2,100 sites roughly 50 had vulnerabilities, with 100 flaws uncovered in total.

Scan Entire Tor Anonymiser network with PunkSpider to find out vulnerabilities in the ‘Dark Web’

Some sites were also just totally blank.

source: www.techworm.net