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[DNSOP] Re: [Ext] Re: [EXTERNAL] Re: Call for Adoption: draft-davies-internal-tld

John Levine <johnl@taugh.com> Tue, 06 May 2025 13:04 UTC

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From: John Levine <johnl@taugh.com>
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Subject: [DNSOP] Re: [Ext] Re: [EXTERNAL] Re: Call for Adoption: draft-davies-internal-tld
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It appears that Philip Homburg  <pch-dnsop-6@u-1.phicoh.com> said:
>This is getting off topic because how an 'omnibar' works is not part of this
>working group. But it does raise the question, do browsers react differently
>depending on whether a name is present in the root or not?

I am pretty sure that it's looking at a copy of the PSL that is shipped with the browser.

R's,
John

PS: How would it even know what's in the root? I realize there are hypothetical
ways it might check, but keeping in mind that browser makers dislike DANE
because it needs an extra DNS lookup, we can be confident that they're not doing
extra DNS checks.

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