IPv4

  • 9.9.9.9
  • 149.112.112.112
  • IPv6

  • 2620:fe::fe
  • 2620:fe::9
  • More options

    News

    blog

    Keeping Private Namespace Queries Private

    Quad9 has expanded its privacy protections by locally answering all reverse DNS queries for private and special-use address spaces.
    Read the full story
    blog

    We’ve Updated Our Privacy Policy

    Privacy is, always has been, and always will be paramount at Quad9, so we want to take a few moments to explain the updates made to our privacy policy.
    Read the full story
    blog

    Analysis of Outage 8 May 2026

    On 8 May 2026, Quad9 experienced outage intervals up to ~40 minutes for our primary zone “quad9.net” due to a failed validation step between our primary hidden authoritative servers and PCH’s anycast network, which we use for externally-facing DNS authoritative services.
    Read the full story
    blog

    Quad9 Enables DNSSEC on All Service Endpoints

    Quad9 is enabling DNSSEC validation on its remaining non-validating resolver address. Starting June 15, 2026, DNSSEC strict validation will be active across every Quad9 service endpoint.
    Read the full story
    blog

    Notice to Status Page Subscribers: We're Moving April 22nd!

    As part of our continuous efforts to improve the quality of the services we offer, we are migrating to a new Status Page platform effective April 22.
    Read the full story
    blog

    Staff Highlight: Darren M. Kara

    At Quad9, we aim to recognize the people behind the infrastructure that keeps the internet secure and reliable for millions of users worldwide. This staff highlight features Principal Engineer, Darren Kara.
    Read the full story
    blog

    Quad9 Enables DNS Over HTTP/3 and DNS Over QUIC

    Quad9 has enabled DNS over HTTP/3 (DoH3) and DNS over QUIC (DoQ) across its global resolver network.
    Read the full story
    press

    Nominet Invests in Quad9

    Quad9 has been chosen as one of the first recipients of the Nominet DNS Fund, which is designed to support the “unseen” work that keeps the internet running.
    Read the full story
    blog

    DNSSEC NTAs: No Good Compromises

    Quad9 believes that DNSSEC is required for a secure DNS and will only implement Negative Trust Anchors (NTAs) for the shortest time possible when it believes the greater harm would come from taking no action.
    Read the full story
    blog

    Protecting Millions in Asia: A Call for Regional Threat Intelligence Partners

    Quad9 is looking for Threat Intelligence partners who specialise in regional threats in the Asian regions.
    Read the full story