Threat Level: green Handler on Duty: Johannes Ullrich

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Important BIND name server updates - DNSSEC

Published: 2009-12-15
Last Updated: 2009-12-15 13:47:50 UTC
by Johannes Ullrich (Version: 1)
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Over the first half of 2010, ICANN/IANA plan to sign the root zone [1]. The DNSSEC signature will use SHA256 hashes, which are not supported in older but common versions of BIND. If you run BIND 9.6.0 or 9.6.0P1, you may have issues with these signatures. The bug was fixed in BIND 9.6.1.

From the mailing list:

ISC has arranged for two test zones to be made available which are
signed using the new algorithms which are listed in

You can test whether you can successfully resolve these zones using the
following queries.

    dig soa
    dig soa



Johannes B. Ullrich, Ph.D.
SANS Technology Institute

Keywords: bind dns dnssec
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