Related but slightly different: Attached is a slide some of my colleagues
put together a decade ago showing the number of DNS lookups involved in
displaying CNN's front page.

Steve


On Mon, Sep 20, 2021 at 8:18 AM Valdis Klētnieks <valdis.kletnieks@vt.edu>
wrote:

> On Sun, 19 Sep 2021 18:21:56 -0700, Dave Taht said:
> > what actually happens during a web page load,
>
> I'm pretty sure that nobody actually understands that anymore, in any
> more than handwaving levels.
>
> I have a nice Chrome extension called IPvFoo that actually tracks the IP
> addresses contacted during the load of the displayed page. I'll let you
> make
> a guess as to how many unique IP addresses were contacted during a load
> of https://www.cnn.com
>
> ...
>
>
> ...
>
>
> ...
>
>
> 145, at least half of which appeared to be analytics.  And that's only the
> hosts that were contacted by my laptop for HTTP, and doesn't count DNS, or
> load-balancing front ends, or all the back-end boxes.  As I commented over
> on
> NANOG, we've gotten to a point similar to that of AT&T long distance,
> where 60%
> of the effort of connecting a long distance phone call was the cost of
> accounting and billing for the call.
>
>
>
>
>
>
>
>
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