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.
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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.
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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.
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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.
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Blog
Quad9 Helps Protect You While Working From Home…Oh, and All the Other Times Too!
As physical offices and schools shut down worldwide, people are rapidly relying more and more on a home-based telecommuting environment. Security protections once provided by enterprise or school network administrators must be available to the home network.
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Blog
Quad9 Connect now available on Google Play
We are delighted to announce the open release of Quad9 Connect – a mobile app allowing the more than 2.5 billion global users of smartphones built on Android to use our free security and privacy-driven recursive DNS service to block access to malicious websites and maximize web browsing privacy while using an Android mobile device.
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DNSCrypt and more DOH Support Live (via dnscrypt)
The Quad9 project treats user privacy as a first-order priority along with performance and security. Part of the concept of privacy is keeping others from seeing what DNS requests you are sending.
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Blog
Quad9 and DNS Flag Day
Some of you may have seen announcements of Quad9’s participation in the industry-wide “DNS Flag Day” event, slated for February 1, 2019.
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Blog
DoH with Quad9 DNS Servers
DoH is a secure DNS protocol that is getting a lot of traction lately. Mozilla announced support for it in their Firefox browser and Google recently announced support for developers and Alphabet through Jigsaw released the Intra app for Android.
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