Mail

  🔸 smtp-tls-checker – check an email domain for SMTP TLS support.
  🔸 MX Toolbox – all of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.
  🔸 Secure Email – complete email test tools for email technicians.
  🔸 blacklistalert – checks to see if your domain is on a Real Time Spam Blacklist.
  🔸 MultiRBL – complete IP check for sending Mailservers.
  🔸 DKIM SPF & Spam Assassin Validator – checks mail authentication and scores messages with Spam Assassin.

Secure Webmail Providers

  🔸 CounterMail – online email service, designed to provide maximum security and privacy.
  🔸 Mail2Tor – is a Tor Hidden Service that allows anyone to send and receive emails anonymously.
  🔸 Tutanota – is the world’s most secure email service and amazingly easy to use.
  🔸 Protonmail – is the world’s largest secure email service, developed by CERN and MIT scientists.
  🔸 Startmail – private & encrypted email made easy.

Author
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Rajesh Kumar

Mentor for DevOps - DevSecOps - SRE - Cloud - Container & Micorservices at Cotocus

Website - www.RajeshKumar.xyz

I can help in the following:
- DevOps - DevSecOps - SRE
- Continuous Integration & Delivery
- Continuous Deployment & Inspection
- Technical Debt Reduction
- Containerization/Micro Services Using Kubernetes & Docker
- Cloud Migration using AWS-Azure-GoogleCloud
- Enterprise observability