GSA Email Spider is a software tool that allows you to extract and collect emails and phone or fax numbers from any website. You only need to enter key words and it will collect the information for you.
This tool works with the use of search string and it will spider grab, crawl, rip, harvest, extract and parse for the information needed. GSA Email Spider also allows you to send an email to the email addresses you have gathered.
With this tool online marketing and mass mailing can be done automatically in a much easier way. GSA Email Spider has many features as an email extractor.
It can get emails with the help of search engines including private urls such as https. It sends email with an internal snmp server and has the javascript function to search for protected emails.