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<div class="moz-cite-prefix">On 16/11/2021 08:57, Otto Moerbeek
wrote:<br>
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<blockquote type="cite" cite="mid:YZNybEu2WcC2kXo5@clue.drijf.net">
<blockquote type="cite" style="color: #007cff;">
<pre class="moz-quote-pre" wrap="">I set "query-local-address=0.0.0.0,::" to allow the recursor to use both.
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<pre class="moz-quote-pre" wrap="">I think since 4.5 we do the right thing and <b class="moz-txt-star"><span class="moz-txt-tag">*</span>only<span class="moz-txt-tag">*</span></b> use v6 if you set query-local-address=::
But that has the consequence that a lot of (v4 only) nameservers become unreachable.</pre>
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<p>Ah yes: sorry I misunderstood the OPs requirement "force usage of
IPv6". They wanted something less strong: prioritise IPv6 (if
both available).</p>
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