<div dir="ltr">It is probably your application / backend that is generating the 403, it's unlikely nginx is responsible for this. I guess rate / connection limiting with a custom error code may cause this, but you should know if you configured this. Please show us your config and describe your backend in more detail.<div class="gmail_extra">
<br><br><div class="gmail_quote">On Tue, May 6, 2014 at 10:35 AM, dfumagalli <span dir="ltr"><<a href="mailto:nginx-forum@nginx.us" target="_blank">nginx-forum@nginx.us</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Domain anonymized sample error log: see the first entry returns 200, the<br>
next 403 on the same page.<br>
<br>
2.139.79.51 - - [06/May/2014:08:13:23 +0000] "GET /flowers/love HTTP/1.1"<br>
200 62<br>
55 "<a href="http://dev.domain.com/flowers/friendship" target="_blank">http://dev.domain.com/flowers/friendship</a>" "Mozilla/5.0 (Windows NT 6.3;<br>
WOW64; rv:28.0) Gecko/20100101 Firefox/28.0"<br>
2.139.79.51 - - [06/May/2014:08:13:28 +0000] "GET / HTTP/1.1" 403 134<br>
"<a href="http://de" target="_blank">http://de</a><br>
<a href="http://v.domain.com/flowers/love" target="_blank">v.domain.com/flowers/love</a>" "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:28.0)<br>
Gec<br>
ko/20100101 Firefox/28.0"<br>
2.139.79.51 - - [06/May/2014:08:15:01 +0000] "GET / HTTP/1.1" 403 134<br>
"<a href="http://de" target="_blank">http://de</a><br>
<a href="http://v.domain.com/flowers/love" target="_blank">v.domain.com/flowers/love</a>" "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:28.0)<br>
Gec<br>
ko/20100101 Firefox/28.0"<br>
2.139.79.51 - - [06/May/2014:08:17:31 +0000] "GET / HTTP/1.1" 403 134<br>
"<a href="http://de" target="_blank">http://de</a><br>
<a href="http://v.domain.com/flowers/love" target="_blank">v.domain.com/flowers/love</a>" "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:28.0)<br>
Gec<br>
ko/20100101 Firefox/28.0"<br>
2.139.79.51 - - [06/May/2014:08:17:52 +0000] "GET / HTTP/1.1" 403 134<br>
"<a href="http://de" target="_blank">http://de</a><br>
<a href="http://v.domain.com/flowers/love" target="_blank">v.domain.com/flowers/love</a>" "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:28.0)<br>
Gec<br>
ko/20100101 Firefox/28.0"<br>
<br>
Posted at Nginx Forum: <a href="http://forum.nginx.org/read.php?2,249857,249859#msg-249859" target="_blank">http://forum.nginx.org/read.php?2,249857,249859#msg-249859</a><br>
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