this is what roundcube does:
Request URL:http://webmail.dattasolutions.com.mx/roundcube/?_task=login
Request Method:POST
Status Code:500 Internal Server Error
Remote Address:104.28.16.48:80
Response Headers
view source
Access-Control-Allow-Origin:*
Cache-Control:private, no-cache, no-store, must-revalidate, post-check=0, pre-check=0
CF-RAY:3364ff3006f452d2-MIA
Connection:keep-alive
Content-Type:text/html; charset=utf-8
Date:Fri, 24 Feb 2017 18:31:51 GMT
Expires:Fri, 24 Feb 2017 18:31:51 GMT
Last-Modified:Fri, 24 Feb 2017 18:31:51 GMT
Pragma:no-cache
Server:cloudflare-nginx
Set-Cookie:roundcube_sessauth=-del-; expires=Fri, 24-Feb-2017 18:30:51 GMT; path=/; httponly
Transfer-Encoding:chunked
X-Content-Type-Options:nosniff
X-DNS-Prefetch-Control:off
X-Frame-Options:SAMEORIGIN
X-Powered-By:PHP/5.4.45
X-Supported-By:Kloxo-MR 7.0
X-XSS-Protection:1;mode=block
Request Headers
view source
Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Encoding:gzip, deflate
Accept-Language:es-419,es;q=0.8
Cache-Control:max-age=0
Connection:keep-alive
Content-Length:134
Content-Type:application/x-www-form-urlencoded
Cookie:__cfduid=df1a44f00668f64076414f7d2e2176cb71481147490; _ga=GA1.3.1666606353.1481147481; __utma=153539245.1666606353.1481147481.1486670845.1486674668.6; __utmz=153539245.1481147481.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); roundcube_sessid=d0387639d813e19e223ccd6b0ff1647c; PHPSESSID=f31200d33412bf5ce3cdbe7d24fa2cf0; __utmt=1; __utma=121191310.1666606353.1481147481.1487955820.1487961090.6; __utmb=121191310.2.10.1487961090; __utmc=121191310; __utmz=121191310.1481229349.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
Host:webmail.dattasolutions.com.mx
Origin:http://webmail.dattasolutions.com.mx
Referer:http://webmail.dattasolutions.com.mx/roundcube/?_task=login
Upgrade-Insecure-Requests:1
User-Agent:Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36
Query String Parameters
view source
view URL encoded
_task:login
Form Data
view source
view URL encoded
_token:wfT3T6YD5ClP22ngYNir4nQpgz8uSvwS
_task:login
_action:login
_timezone:America/Mexico_City
_url:_task=login
_user:yy
_pass:yy