I just tried 

git fetch origin
fatal: unable to connect to trac.sagemath.org:
trac.sagemath.org[0: 104.197.143.230]: errno=Operation timed out

Is this related?

Anne

On Saturday, April 22, 2017 at 12:21:29 PM UTC-7, Michael Orlitzky wrote:
>
> On 04/21/2017 05:30 AM, Erik Bray wrote: 
> >> 
> >> Does this mean that we need some robots.txt somewhere, perhaps after 
> some 
> >> restructuring, 
> >> which would protect expensive resources from this sort of overload? 
> > 
> > There already is a robots.txt and this host was not respecting it. 
> > 
>
> If this becomes a bigger problem, one solution is to make sure the main 
> anonymous trac pages are cached plain HTML files, and to severely limit 
> e.g. the search function (with a CAPTCHA, rate limit, etc.) 
>
> One motivated person can still slow you down, but they'll have to at 
> least try -- I think most of these bot attacks are only accidentally a 
> denial of service. 
>
>

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