PowerDNS Recursor 4.0.0 Alpha 3 released

May 10, 2016

We are pleased to announce the release of the PowerDNS recursor 4.0.0 Alpha 3. This release features a great number of DNSSEC correctness fixes.

Changes from 4.0.0 Alpha 2 are:

  • #3752 Correct handling of query flags in conformance with RFC 6840

Bug fixes

  • #3804 Fix a memory leak in DNSSEC validation
  • #3785 and #3390 Correctly validate insecure delegations
  • #3606 Various DNSSEC fixes, disabling DNSSEC on forward-zones
  • #3681 Catch exception with a malformed DNSName in rec_control wipe-cache
  • #3779, #3768, #3766, #3783 and #3789 DNSName and other hardening improvements


  • #3801 Add missing Lua rcodes bindings
  • #3587 Update L-Root addresses

As always, the tarball is available from downloads.powerdns.com/releases and packages for Debian Jessie, Ubuntu Trusty, Xenial and Wily and for CentOS 6 and 7 are available from our repositories.

We expect to enter a cycle of beta releases after this release, so please start testing this release and report your findings.

About the author

Pieter Lexis

Pieter Lexis

Senior Developer at PowerDNS


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