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[Discuss] OT - Increased WiFi Speeds After DNS Change

Subject: [Discuss] OT - Increased WiFi Speeds After DNS Change
From: derek at ihtfp.com (Derek Atkins)
Date: Wed, 22 Jul 2020 11:38:20 -0400
In-reply-to: <b984e77e-0cba-34cd-690d-45c294a5b475@mattgillen.net> (Matthew Gillen's message of "Tue, 21 Jul 2020 11:19:44 -0400")
References: <trinity-802b78c1-183f-4920-a1bd-8587eabe33a4-1595108837824@3c-app-mailcom-lxa05> <20200718222728.GG29877@randomstring.org> <b984e77e-0cba-34cd-690d-45c294a5b475@mattgillen.net>

Matthew Gillen <me at mattgillen.net> writes:

> Typically a speedtest would only do one (or a few) DNS lookup(s) at the
> beginning of the test.  So any change in latency for that part would be
> completely drowned out by the test of the test.
>
> Also, I wouldn't necessarily trust speeedtest anymore.  They are owned
> by comcast.  Fast.com uses netflix's same cloud infrastructure, so if
> you want to know what throttling your ISP might actually be putting in
> place, that is probably more reliable.

Even fast.com isn't reliable; ISPs recognize those types of tests and
can "optimize" for them.

> Thanks,
> Matt

-derek
-- 
       Derek Atkins                 617-623-3745
       derek at ihtfp.com             www.ihtfp.com
       Computer and Internet Security Consultant

Follow-Ups:
- [Discuss] OT - Increased WiFi Speeds After DNS Change
  - From: bogstad at pobox.com (Bill Bogstad)

References:
- [Discuss] OT - Increased WiFi Speeds After DNS Change
  - From: epp at null.net (epp at null.net)
- [Discuss] OT - Increased WiFi Speeds After DNS Change
  - From: dsr at randomstring.org (Dan Ritter)
- [Discuss] OT - Increased WiFi Speeds After DNS Change
  - From: me at mattgillen.net (Matthew Gillen)

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