have you identified the user-agent that they are using?

On Mon, Apr 1, 2013 at 11:45 AM, Jan Steinman <[email protected]> wrote:

> I periodically experience a DDoS attack from Microsoft. It appears to be
> their search engines, although I guess a bot network could be messing with
> reverse DNS. The attacks come from names like "
> msnbot-nn-nn-nn-nn.search.msn.com", where "nn" are byte values in the IP
> address. There will be a dozen or more crawling my site at the same time.
>
> The symptom is that these guys are so hot and heavy that the number of
> httpd instances shoots through the roof to the point that none of them get
> serviced before timing out.
>
> I've complained to Microsoft, but of course, received no answer.
>
> So why am I complaining here? The logs show that this is only happening to
> MediaWiki sites I host -- other, simpler sites don't seem to act like a tar
> pit.
>
> I've tried adding ipfilter(8) blocks, but then they just pop up on some
> other subnet. Also, I don't want to block legit traffic coming from
> Microsoft. I also don't want to stop spidering via "robots.txt" because I
> want well-behaved search engines like Google to have access.
>
> Anyone else seen this aggressive crawling of their wiki sites? Any ideas
> for fixing it?
>
> Thanks for any advice offered!
>
> ----------------
> :::: The way you see people is the way you treat them. -- Zig Ziglar
> :::: Jan Steinman, EcoReality Co-op ::::
>
>
>
>
>
> _______________________________________________
> MediaWiki-l mailing list
> [email protected]
> https://lists.wikimedia.org/mailman/listinfo/mediawiki-l
>
_______________________________________________
MediaWiki-l mailing list
[email protected]
https://lists.wikimedia.org/mailman/listinfo/mediawiki-l

Reply via email to