Heinlein Hosting

Link

https://www.mailbox.org/

Resources

• Webmail
• Support
• User forum

FAQ

[MTA-STS](…/Mail Transfer Agent Strict Transport Security/)

• Mailbox.org has configured [MTA-STS](…/Mail Transfer Agent Strict Transport Security/) for its hosted domain.
  • Their policy
• For custom domains:
  • Example policy by user danielfisher.com
    • Related DNS record
  • Related forum thread