Here's what apache tells my scripts about your machine/browser,
HTTP_USER_AGENT::CCBot/2.0 (http://commoncrawl.org/faq/)
HTTP_ACCEPT::text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_ACCEPT_LANGUAGE::null
HTTP_ACCEPT_ENCODING::x-gzip, gzip, deflate
HTTP_REFERER::null
REMOTE_ADDR::23.20.64.16
REMOTE_PORT::38100
REQUEST_METHOD::GET
QUERY_STRING::
UNIQUE_ID::WZidAzQyJc7vgUGrGPJa5AAAAAI
HTTP_HOST::madprogrammer.com
HTTP_ACCEPT_ENCODING::x-gzip, gzip, deflate
HTTP_USER_AGENT::CCBot/2.0 (http://commoncrawl.org/faq/)
HTTP_ACCEPT::text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
PATH::/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
SERVER_SIGNATURE::
SERVER_SOFTWARE::Apache/2.4.6 (CentOS)
SERVER_NAME::madprogrammer.com
SERVER_ADDR::192.168.2.10
SERVER_PORT::80
REMOTE_ADDR::23.20.64.16
DOCUMENT_ROOT::/var/www/html
REQUEST_SCHEME::http
CONTEXT_PREFIX::/cgi-bin/
CONTEXT_DOCUMENT_ROOT::/var/www/cgi-bin/
SERVER_ADMIN::root@localhost
SCRIPT_FILENAME::/var/www/cgi-bin/vars
REMOTE_PORT::38100
GATEWAY_INTERFACE::CGI/1.1
SERVER_PROTOCOL::INCLUDED
REQUEST_METHOD::GET
QUERY_STRING::
REQUEST_URI::/variables/index.shtml
SCRIPT_NAME::/cgi-bin/vars
DATE_LOCAL::
DATE_GMT::
LAST_MODIFIED::
DOCUMENT_URI::/variables/index.shtml
USER_NAME::
DOCUMENT_NAME::index.shtml

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