Good question Carlton, I asked myself the same questions ...
Sergio Salinas Porto 
Presidente Internauta Argentina - LACRALO/ICANN
Asociación Argentina de Usuarios de Internet/FeTIA
FUILAC- Federación de Usuarios de Internet de LAC
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 conciencia o violan nuestro sentido común" Eduardo Galeano


El mar., 25 ago. 2020 a las 19:35, Carlton Samuels (<carlton.samuels@gmail.com>) escribió:
I'm still left with little understanding of why this is important?

What is the use of these lookups for the browser? A previously undisclosed security feature? 

And what is being alleged from the name service side? A unintentional DOS-type attack on the root server system itself? 

CAS.

On Tue, 25 Aug 2020, 3:39 pm Dev Anand Teelucksingh, <devtee@gmail.com> wrote:

The Chromium browser—open source, upstream parent to both Google Chrome and the new Microsoft Edge—is getting some serious negative attention for a well-intentioned feature that checks to see if a user's ISP is "hijacking" non-existent domain results.

The Intranet Redirect Detector, which makes spurious queries for random "domains" statistically unlikely to exist, is responsible for roughly half of the total traffic the world's root DNS servers receive. Verisign engineer Matt Thomas wrote a lengthy APNIC blog post outlining the problem and defining its scope.

Read rest of Ars Technica article : 

The APNIC blog post : 

Not aware if this is  mentioned before  in ICANN circles 

Dev Anand 

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