These are sent by the browser to the web server. Based on these I think you are using:
User Agent: ccbot/2.0 (https://commoncrawl.org/faq/) Browser: Unknown Version: 0 Platform: *nix OS: mpras Language: en-us,en HTTP_ACCEPT => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 HTTP_ACCEPT_ENCODING => gzip HTTP_ACCEPT_LANGUAGE => en-US,en;q=0.5 HTTP_CONNECTION => Keep-Alive HTTP_HOST => intermain.org.uk HTTP_IF_MODIFIED_SINCE => Sun, 17 Nov 2019 10:52:52 EST HTTP_USER_AGENT => CCBot/2.0 (https://commoncrawl.org/faq/) REMOTE_ADDR => 18.207.255.49 REMOTE_PORT => 34766 SERVER_ADDR => 212.69.198.25 SERVER_NAME => intermain.org.uk SERVER_PORT => 80 SERVER_SIGNATURE => <ADDRESS>Apache/1.3.42 Server at intermain.org.uk Port 80</ADDRESS> SERVER_SOFTWARE => Apache/1.3.42 (Unix) (Red-Hat/Linux) PHP/5.2.13 with Suhosin-Patch mod_ssl/2.8.31 OpenSSL/0.9.8n-fips FrontPage/4.0.4.3 UNIQUE_ID => XfWUU9RFxhkAAEztPwQ GATEWAY_INTERFACE => CGI/1.1 SERVER_PROTOCOL => HTTP/1.1 REQUEST_METHOD => GET QUERY_STRING => REQUEST_URI => /john/browserinfo.php SCRIPT_NAME => /john/browserinfo.php PHP_SELF => /john/browserinfo.php REQUEST_TIME => 1576375379