Not able to access a site collection

I am trying to access a site collection using browser, but i am not able to access it.

error:

HTTP/1.1 200 OK Server: Microsoft-IIS/7.5 Date: Tue, 24 Mar 2015 05:08:38 GMT Connection: close

i am also not able to create a new site collection. error: Something went wrong

I am using SharePoint 2013