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DNS cache snooping attack
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 ...
PowerDNS Recursor 4.5.1 Released
We are proud to announce the release of PowerDNS Recursor 4.5.1. Compared to the release candidate, this release contains two bug fixes. Note that 4.5.0 was never released publicly, since an issue was found durin...
TsuNAME vulnerability and PowerDNS Recursor
Recently, the TsuNAME vulnerability was published. It concerns DNS recursors endlessly querying authoritative nameservers if the nameservers listed in the domains form a loop. The researchers contacted us before ...
Second Beta Release of PowerDNS Recursor 4.5.0
Hello!, We are proud to announce the second beta release of what should become PowerDNS Recursor 4.5.0. Compared to the first beta release, this release contains a few bug fixes and improvements, in particular a ...
The new face of PowerDNS: GreenDNS
Hello! Today, we of the PowerDNS team are ready to unveil our bold new product strategy: GreenDNS. Admitting the following is quite painful, but to make a better world we must muster the courage to be brutally ho...
PowerDNS Recursor 4.4.3 Released
Hello! Today we are releasing PowerDNS Recursor 4.4.3. This release fixes a bug where corrupted Newly Discovered Domain files could crash the recursor on startup and a bug where the wrong TTL could be used when i...
Upcoming package removals
As you may know, PowerDNS hosts RPM and Debian packages in our package repositories. Packages are available in binary form as RPM and Debian packages for various distributions. Some of these distributions are com...
First Beta Release of PowerDNS Recursor 4.5.0
Hello!, We are proud to announce the first beta release of what should become PowerDNS Recursor 4.5.0. This release contains various bug fixes, improvements and new features. This first beta contains a rewrite of...
PowerDNS Recursor 4.3.7 Released
Hello! Today we are releasing PowerDNS Recursor 4.3.7. This release fixes a bug where the wrong TTL could be used when inserting records into the packet cache. Additionally, the recursor no longer resolves unneed...
Third Alpha Release of PowerDNS Recursor 4.5.0
Hello!, We are proud to announce the third alpha release of what should become PowerDNS Recursor 4.5.0. This release contains various bug fixes, improvements and new features. The seond alpha was an internal rele...