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Privacy

Subprocessors

MailProud uses carefully selected service providers to operate parts of our service and process customer data on our behalf.

Effective September 2, 2026

On this page

  1. What this means
  2. Current providers
  3. Changes
  4. Contact

This page identifies material third parties that may process personal information to help MailProud provide its services. It should be read together with our Privacy Policy.

1. What this means

A subprocessor is a service provider that processes personal information on behalf of MailProud in connection with services we provide to a customer. A provider may have its own subprocessors. The links below provide additional information about the provider’s practices and contractual protections.

2. Current providers

Tucows.com Co. — OpenSRS

  • Purpose: email forwarding, hosted mailboxes, message storage, spam and malware filtering, delivery, security, and related service logs.
  • Data processed: domains, branded addresses, mailbox and forwarding configuration, email content and attachments, message headers and metadata, delivery events, authentication and security information, and service logs.
  • Primary processing location: Canada.

Provider documentation:

  • OpenSRS Privacy Policy
  • OpenSRS Data Processing Addendum
  • OpenSRS Email Acceptable Use Policy

3. Changes to this list

We may add, replace, or remove providers as MailProud develops. We will update this page before a new material subprocessor begins processing customer personal information when required by applicable law or contract. The effective date above shows when this list was last updated.

4. Contact us

Questions about our subprocessors or data-processing arrangements may be sent through our Contact page. Please identify the request as a privacy question.

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