diff --git a/README.md b/README.md
index 10eba67..8c7e036 100644
--- a/README.md
+++ b/README.md
@@ -578,6 +578,7 @@ This is a maintained collection of free actionable resources for those conductin
 - [Email Validator Tool](http://e-mailvalidator.com/)
 - [Have I Been Pwned](https://haveibeenpwned.com/)
 - [Have I Been Sold](https://haveibeensold.app/)
+- [Hudson Rock](https://www.hudsonrock.com/threat-intelligence-cybercrime-tools)
 - [MailTester](http://mailtester.com/testmail.php)
 - [TCIPUTILS.com Email Test](http://www.tcpiputils.com/email-test)
 - [ThatsThem](https://thatsthem.com/reverse-email-lookup)
@@ -1090,4 +1091,4 @@ This is a maintained collection of free actionable resources for those conductin
 - [Melissa Data](http://www.melissadata.com/lookups/index.htm)
 
 ### Darkweb
-- [Dark Search](https://darksearch.io/)
\ No newline at end of file
+- [Dark Search](https://darksearch.io/)