How to view DNS records in Firefox?
Firefox itself does not provide a way to view DNS records of the websites you visit. However, you can install an extension to do so. This add-on allows you to view A records, AAAA records, see the name servers and mail servers and all the other DNS records for any domain name or subdomain. Follow this step by step guide to be able to easily view DNS records in Firefox.
Visit the Firefox NsLookup extension pageIn Firefox, click here to visit the Firefox add-ons page for the NsLookup extension.
Click Add to FirefoxClick the Add to Firefox button to download and install the extension.
Click AddFirefox will prompt you to confirm that you want to add this extension to your browser. Click Add to add the extension.
Visit the website you want to view the DNS records forOpen a new tab and visit the website that you want to view the DNS records for.
Click the NsLookup extension iconIn the top-right corner of your browser, click the 'N' icon. This will show you the DNS records for the domain name of your active tab.