Here is a quick way to tell what software a web server is running
- Open a command prompt
- Enter: telnet [SERVER NAME/IP] 80
- Enter: HEAD / HTTP/1.0
- Enter: [blank line]
Result should look something like this
HTTP/1.1 200 OK
Server: Sun-ONE-Web-Server/6.1
Date: Tue, 17 Aug 2010 20:38:38 GMT
Content-type: text/html
Connection: close
or
HTTP/1.0 500 Internal Server Error
Server: Microsoft-IIS
Date: Tue, 17 Aug 2010 20:41:41 GMT
p3p: CP=”CAO PSA OUR”
Content-type: text/html