Doorknock

% gem install doorknock

% doorknock
Commands:
  doorknock crawl           # crawl & knock phishing websites
  doorknock help [COMMAND]  # Describe available commands or one specific command
  doorknock knock URL       # knock a given URLs

% doorknock help crawl
Usage:
  doorknock crawl

Options:
  [--size=N]  # Number of urlscan.io's search results to check. (Max: 10,000)
              # Default: 100

crawl & knock phishing websites

% doorknock help knock
Usage:
  doorknock knock URL

knock a given URL