BIND started replying to queries for .com with .COM

Tony Finch dot at
Fri Apr 1 10:08:11 UTC 2016

Robert Edmonds <edmonds at> wrote:
> Tony Finch wrote:
> > Phil Mayers <p.mayers at> wrote:
> > >
> > > What is considered the source of the ownername for, say, "com."?
> >
> > It should be the root zone master file.
> Why not the com zone master file?

If you are going to pick a single authority for a particular label, it
should be the zone that determines whether that label exists or not.

f.anthony.n.finch  <dot at>  -  I xn--zr8h punycode
Fair Isle, Faeroes: South or southeast 5 to 7, occasionally gale 8, veering
southwest 5 or 6 later. Rough or very rough. Rain then showers. Moderate or
poor, becoming mainly good.

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