Quad9 | A public and free DNS service for a better security and privacy
- An open DNS recursive service for free security and high privacy Quad9 is a free service that replaces your default ISP or enterprise Domain Name Server (DNS) configuration.
- When your computer performs any Internet transaction that uses the DNS (and most transactions do), Quad9 blocks lookups of malicious host names from an up-to-the-minute list of threats.
- This blocking action protects your computer, mobile device, or IoT systems against a wide range of threats such as malware, phishing, spyware, and botnets, and it can improve performance in addition to guaranteeing privacy.
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- An open DNS recursive service for free security and high privacy Quad9 is a free service that replaces your default ISP or enterprise Domain Name Server (DNS) configuration.
- When your computer performs any Internet transaction that uses the DNS (and most transactions do), Quad9 blocks lookups of malicious host names from an up-to-the-minute list of threats.
- This blocking action protects your computer, mobile device, or IoT systems against a wide range of threats such as malware, phishing, spyware, and botnets, and it can improve performance in addition to guaranteeing privacy.
Sources: Quad9