Quad9 Joins Forces with InQuest to Supercharge DNS Security Through Advanced Threat Intelligence

ZURICH, April 11, 2024: Quad9 is excited to unveil its partnership with InQuest, a cybersecurity firm renowned for its deep file inspection and real-time threat prevention solutions. This collaboration marks a significant milestone in Quad9's mission to provide a safer internet experience for users around the globe by integrating InQuest's proprietary threat intelligence into Quad9's DNS resolution service. The alliance leverages InQuest's comprehensive analysis of malicious activities to enhance Quad9's ability to protect its users from a wide range of cyber threats, including phishing attacks, malware distribution sites, and command and control servers.

"The partnership with InQuest represents a major step forward in our ongoing commitment to internet safety and privacy," said Emilia Cebrat-Maslowski, Director of Threat Intelligence at Quad9. "By incorporating InQuest's advanced threat intelligence, we are significantly boosting our capacity to detect and block malicious domains, thereby providing an even more secure and reliable service to our users across the globe."

This integration is particularly noteworthy for its immediate and substantial impact on cybersecurity defenses. Throughout the testing phase, the collaboration has already led to the successful blocking of over 20 million malicious domains daily, illustrating the effectiveness of combining Quad9's DNS service with InQuest's threat intelligence. Furthermore, the global reach of this initiative extends protection to users in 7240 cities across 186 countries, demonstrating the scalability and importance of this partnership in the fight against cyber threats.

"We are proud to partner with Quad9 and contribute to their mission of making the internet a safer place for everyone," said Andre Ludwig, Chief Product Officer at InQuest. "Our threat intelligence is the result of meticulous analysis and research, designed to provide the highest level of protection against emerging cyber threats. By sharing our intelligence with Quad9, we are directly enhancing the security of millions of internet users around the world and furthering the mission that was started with Quad9’s launch."

About Quad9

Quad9 is a recursive DNS service providing cybersecurity protection against malware and phishing. Quad9 is a Swiss public-benefit foundation which exists for the purpose of improving privacy and security, Quad9 does not collect or resell personal data. Its service is provided to individuals and organizations at no cost and requires no contract. The organization was launched in 2017 and now operates from more than two hundred locations in one hundred twenty countries. Quad9 exists to improve end user protection and privacy worldwide in addition to promoting the stability and security of the Internet. For more information, please visit