On 31 Mai 2011 19h49 WEST, nginx-forum@nginx.us wrote:

> Hello everyone. Sorry for double posting this question in How to
> section of the forum but I've noticed later there is a lot of
> un-replied threads there and that mailing list is more active so I
> am assuming I have more chance of getting some help here.
>
> I am hoping this is possible and I'd really appreciate some help on
> configuring it. We are having some bots on our site that are using
> google spider user agent but they are fake and their ip range has
> nothing to do with Google. So I am looking for some solution that
> would match visitors with user agent is Google who's ip doesn't
> start with for example 66.x or 70.x and block them from accessing.
>
> I've found this example on one site
> if ($http_user_agent ~ (Purebot|Lipperhey|MaMa
> CaSpEr|libwww-perl|Mail.Ru|gold crawler) ) {
> return 403;
> }

Try this:

if ($http_user_agent ~* "Google Bot") {
allow 66.x;
allow 70.x;
deny all;
}

--- appa


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