Subprocessor list · § Monitored daily
● Checked 06 June 2026Postmark subprocessors
Postmark discloses 2 sub-processors as of 06 June 2026. Registora re-checks Postmark's published list every day and records each change; the change history on this page is RFC-3161 tamper-evident.
Postmark discloses 2 sub-processors. Monitored every day by Registora. Source: Postmark's disclosure.
The current list
List last changed 06 June 2026.
Deft (formerly known as ServerCentral)
Infrastructure hosting-Amazon Web Services
Cloud infrastructure hosting-
Change history
Tamper-evident · this capture is RFC-3161 timestamped by DigiCert on 06 June 2026. Verify ↗
No changes detected since we began monitoring Postmark.
Your turn
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