chore(subdomain-takeover): Add dnsReaper

Closes #21

Author: vavkamil

README.md

@@ -448,6 +448,7 @@ Lorem ipsum dolor sit amet
 - [HostileSubBruteforcer](https://github.com/nahamsec/HostileSubBruteforcer) - This app will bruteforce for exisiting subdomains and provide information if the 3rd party host has been properly setup.
 - [second-order](https://github.com/mhmdiaa/second-order) - Second-order subdomain takeover scanner
 - [takeover](https://github.com/mzfr/takeover) - A tool for testing subdomain takeover possibilities at a mass scale.
+- [dnsReaper](https://github.com/punk-security/dnsReaper) - DNS Reaper is yet another sub-domain takeover tool, but with an emphasis on accuracy, speed and the number of signatures in our arsenal!
 
 ### Vulnerability Scanners