Welcome to the PowerDNS Blog

Second beta release of dnsdist 1.7.0

Remi Gacogne on Nov 29, 2021

Hello! We are happy to announce the second beta release of dnsdist 1.7.0, with few fixes since the first beta, the most important one being a memory leak when reusing TLS sessions for outgoing DNS over TLS and DN...

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First beta release of dnsdist 1.7.0

Remi Gacogne on Nov 16, 2021

Hello! We are happy to announce the first beta release of dnsdist 1.7.0! We introduced a fair number of improvements and new features since the second alpha, and we will now iron out the documentation and fix any...

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Second alpha release of dnsdist 1.7.0

Remi Gacogne on Oct 19, 2021

Hello! We are happy to announce the second alpha release of dnsdist 1.7.0! We spent quite some time since alpha1 reproducing an issue reported by Stéphane Bortzmeyer in our new outgoing DNS over TLS feature. The ...

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Managing the Facebook outage with DNSdist

Robert Brandt on Oct 08, 2021

Earlier this week, the world was thrown into turmoil by a six-hour outage of Facebook and its associated platforms, WhatsApp and Instagram.

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First alpha release of dnsdist 1.7.0

Remi Gacogne on Sep 23, 2021

Hello! We are proud to announce the first alpha release of dnsdist 1.7.0. This release contains several new exciting features, as well as improvements and bug fixes. In our view, the most exciting new feature is ...

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dnsdist 1.6.1 released

Remi Gacogne on Sep 15, 2021

Hello! We are happy to release dnsdist 1.6.1 today, a maintenance release fixing a few bugs reported since 1.6.0: Adding ECS failed for queries with records in the answer or additional section (Dimitrios Mavromma...

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Interview with John Todd on Quad9’s privacy-oriented global DNS Service

Oliver Michler on Sep 07, 2021

Quad9 uses PowerDNS to provide a worldwide encrypted DNS Service, a privacy-friendly public DNS resolving service for everyone. We talk to John Todd, General Manager - Quad9 Recursive Resolver, about why PowerDNS...

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DNS encryption in PowerDNS: where we are

Alexander ter Haar on Jul 13, 2021

Back in 2018, when the IETF introduced two standards on DNS encryption, PowerDNS was amongst the first to adopt and offer encrypted DNS through DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT).

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Building trust in European DNS resolvers

Vittorio Bertola on Jun 29, 2021

Open-Xchange recently announced its support for the European Resolver Policy, an industry initiative to provide more transparency and reliability around the operation of DNS resolvers in Europe.

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DNS cache snooping attack

Remi Gacogne on Jun 01, 2021

We have been getting questions about “DNS Server Cache Snooping Remote Information Disclosure” attacks lately, mostly coming from reports generated by one very popular security scanner: DNS Server Cache Snooping ...

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