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Removing EDNS Workarounds
In a coordinated effort between PowerDNS, ISC, CZ.NIC and NLnetlabs, starting Feb 1 2019, workarounds for severely broken EDNS setups will be removed from our collective body of software. For the PowerDNS Recurso...
PowerDNS Recursor 4.1.1
This is the second release in the 4.1 train with a fix for the following DNSSEC security advisory: PowerDNS Security Advisory 2018-01: Correctly handle ancestor delegation NSEC{,3} for children (CVE-2018-1000003)...
PowerDNS Recursor 4.0.8 Released
Today we announce the release of the PowerDNS Recursor 4.0.8 which contains a fix for the following security advisory: PowerDNS Security Advisory 2017-08: Crafted CNAME answer can cause a denial of service (CVE-2...
PowerDNS Recursor 4.1
This is a major release containing significant speedups (both in throughput and latency), enhanced capabilities and a highly conformant and robust DNSSEC validation implementation that is ready for heavy producti...
PowerDNS Authoritative Server 4.0.5 and Recursor 4.0.7 Released
Today we announce the release of both the PowerDNS Authoritative Server 4.0.5 and Recursor 4.0.7 which contain a lot of backports from the 4.1.x branch. These releases also drop support for Botan 1.10 in favor of...
PowerDNS Recursor 4.1.0 Release Candidate 3 Available
PowerDNS Recursor 4.1.0 RC3 is here! We’d like to thank everyone that has helped us test the previous Recursor release candidates. The third Release Candidate adds support for Botan 2.x (and removes support for B...
DNS performance metrics: the logarithmic percentile histogram
DNS performance is always a hot topic. No DNS-OARC, RIPE or IETF conference is complete without new presentations on DNS performance measurements. Most of these benchmarks focus on denial-of-service resistance: w...
PowerDNS Recursor 4.1.0 Release Candidate 2 Available
Hot on the heels of RC1, PowerDNS Recursor 4.1.0 RC2 is here! We’d like to thank everyone that has helped us test Recursor RC1. The second Release Candidate contains several correctness fixes for DNSSEC, mostly i...
PowerDNS Recursor 4.1.0 Release Candidate 1 Available
PowerDNS Recursor 4.1.0 RC1 is here! The RC1 release features many fixes to the DNSSEC validation code, reported by different users. Other improvements include: logging, RPZ and the Remote Logger. While not speci...
PowerDNS Recursor 4.1.0-alpha1 released
We’re happy to release the first alpha version of the PowerDNS Recursor 4.1.0. This release features all the improvements made to the 4.0 branch of the PowerDNS Recursor, as well as an improved DNSSEC validator t...