Who are Spamhaus?


The established authority on reputation data, Spamhaus is uniquely placed in the industry with our strong ethics, impartiality, and quality of actionable data.


Our focus is to help organizations protect themselves from phishing, botnets, malware, and spam by creating best-in-class datasets that list potential threats.


With over two decades of experience, we have a deep understanding of the rapidly changing threat landscape. This experience helps us to protect some of the biggest brands on the planet.