| Tool | Web Link |
|---|---|
| DNS Tools | https://tools.cliftonsystems.co.uk |
| Password Generator | https://passwordsgenerator.net/ |
| Raid Calculator | http://www.raid-calculator.com/ |
| DNS Propergation | https://dnschecker.org |
| Email Header Analysis | https://mxtoolbox.com/EmailHeaders.aspx |
| Blacklist Checker | https://mxtoolbox.com/blacklists.aspx |
| SPF Checker | https://www.kitterman.com/spf/validate.html https://www.spfwizard.net/ |
| Ping, Tracroute and Pathping | |
| Speedtest | https://fast.com/ |
| Check Secure Email | https://www.checktls.com/index.html/spf/validate.html |