If email correspondence is related to a specific element in the dnswl.org data, the email is linked to that data (using the DNSWL Id). As these e-mails may be regarded&nbsp. as business records, we store them for 10 years.</p> <p>For the dnswl.org <strong>website</strong> we use industry-standard measures to monitor the overall performance and operations, including collecting log files and using Google Analytics.</p> <p>The webserver log files are regularly searched for patterns of undesired activity (especially scraping dnswl.org data through the search function).