[Outages-discussion] YouTube rate limit messages ... on AT&T cellular?

[Jared Mauch]

Yes.  AT&T even does CGNAT on v6 for some weird reason which will make this worse.

- Jared

> On Jan 26, 2021, at 6:09 AM, Matt Hoppes <mattlists at rivervalleyinternet.net> wrote:
> 
> CGNAT will cause this with hundreds of devices behind one IP. 
> 
>> On Jan 26, 2021, at 12:54 AM, Chapman, Brad (NBCUniversal) <Brad.Chapman at nbcuni.com> wrote:
>> 
>> In the last few weeks I have randomly received interstitial captcha’s when viewing YouTube videos while connected to AT&T cellular.  It happened as recently as this afternoon.  
>> 
>> I live in Los Angeles.  The appearances of these messages to a single device on a public network is odd, and I would never expect YouTube to throttle views coming from a major carrier unless there is some shenanigans happening behind the scenes.
>> 
>> My phone is not connected to a VPN client either.  This was straight to the Internet.
>> 
>> I tried attaching a screenshot earlier, but the mailing list has an attachment size limit of 256KB.  The message says:
>> 
>>> “Sorry for the interruption.  We have received a large volume of requests from your network.  To continue your YouTube experience, please fill out the form below:”
>>> 
>>> [   ] I am not a robot.
>> 
>> Can anyone from a major carrier or from Google comment on why this might be happening more frequently, or is it possible that it happens to certain subnets of devices from time to time?
>> 
>> 
>> —Sent from my iPhone
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