Blog
DNS Blocking Effectiveness: Recent Independent Tests
Quad9’s DNS blocking service has recently been part of an independent test done to compare various DNS-based blocking systems.
Read the full story ▸▸ News
Press
Web Giants Scrambled to Head Off a Dangerous DDoS Technique
John Todd, the executive director of the nonprofit DNS provider Quad9, wrote in an email that “this threat is/was quite real,” but also noted that it’s “somewhat complex to deploy and leaves some fingerprints,” since the attacker would have to run their own DNS domains.
Read the full story ▸
Blog
Cyber Peace Institute Panel: Increased need for cybersecurity on the front lines in the fight against COVID-19
The health care sector is on the front lines of the fight against the COVID-19 pandemic, and protecting their networks is an important part of our need for increased cybersecurity right now.
Read the full story ▸
Press
Microsoft adds initial support for DNS-over-HTTPS (DoH) in Windows Insiders
Support for the DNS-over-HTTPS protocol has landed this week in Windows Insiders, Microsoft’s experimental version of Windows, where the company tests new features before making them broadly available.
Read the full story ▸
Press
Windows Insiders can now test DNS over HTTPS
If you have been waiting to try DNS over HTTPS (DoH) on Windows 10, you’re in luck: the first testable version is now available to Windows Insiders!
Read the full story ▸ Press
Quad9 Executive Director Joins Cyber Peace Institute Panel on Protecting the Health Care Sector During the COVID-19 Pandemic
The health care sector is on the front lines of the fight against the COVID-19 pandemic, and protecting their networks is an important part of our need for increased cybersecurity right now.
Read the full story ▸
Press
DomainTools Announces Domain Hotlist: An Important Component to the Quad9 Family of Threat Intelligence Sources
As part of our continuous effort to create a safer Internet, Quad9 is proud to support DomainTools‘ Domain Hotlist – a “predictive, prioritized, and easily consumable block list that identifies active, high-risk domains.” Since Quad9 embedded Domain Hotlist to its service it has blocked nearly 35.8 million DNS requests to bad domains, establishing it as a top-producing data source.
Read the full story ▸
Blog
Quad9 Sees Massive Growth in Blocked DNS Volume
Quad9’s free, open recursive DNS service blocks hosts, which contain malware, phishing, botnets, spyware, and a variety of other risks that try to defraud end-users, or harm their computers or networks. Millions of users around the world use Quad9’s free DNS recursive resolvers (9.9.9.9/149.112.112.112) to map hostnames to IP addresses as part of almost every Internet transaction.
Read the full story ▸
Blog
Help: My New COVID-19 Site is Getting Blocked!
In times such as these, bad cyber-actors will also emerge. We’ve been alerted to a rise in phishing, malware, and ransomware attacks from a number of our Threat Intelligence Providers and public sources such as; EFF, IBM, and DomainTools. Rest assured, we are working to protect our global user base and add these malicious sites into our Block List as quickly as possible.
Read the full story ▸Please sign up to receive updates and announcements regarding Quad9 services.