Subprocessor list · § Monitored daily
● Checked 06 June 2026Resend subprocessors
Resend discloses 21 sub-processors as of 06 June 2026, including Amazon Web Services, Inc., Anthropic, PBC, Attio Limited. Registora re-checks Resend's published list every day and records each change; the change history on this page is RFC-3161 tamper-evident.
Resend discloses 21 sub-processors. Monitored every day by Registora. Source: Resend's disclosure.
The current list
List last changed 06 June 2026.
Amazon Web Services, Inc.
Third party hosting and sending providerUSAAnthropic, PBC
Artificial IntelligenceUSAAttio Limited
Customer relationship managementUSACloudflare, Inc.
Web application firewallUSADatadog, Inc.
Infrastructure monitoringUSAElastic N.V.
In-app searchUSAEstuary Technologies, Inc.
Data pipelineUSAGoogle, Inc.
Email communications and analyticsUSAInngest Inc
Background jobsUSALiveblocks, Inc.
In-app collaborationUSAMetabase, Inc.
Product analyticsUSANot Just Tickets Limited
Support platform (Plain)USARetool, Inc.
Internal admin toolsUSARunPod, Inc.
Self hosted LLM'sUSASalesforce, Inc.
Team communication (Slack)USASnowflake Inc.
Data warehouseUSAStripe, Inc.
Payment processingUSASupabase, Inc
Database and user authenticationUSASvix Inc.
Webhook servicesUSATinybird Inc.
Data analyticsUSAVercel Inc.
Server hostingUSA
Change history
Tamper-evident · this capture is RFC-3161 timestamped by DigiCert on 06 June 2026. Verify ↗
No changes detected since we began monitoring Resend.
Your turn
Keep your own subprocessor page this current.
Registora hosts your register on your own domain, monitors every provider above for changes daily, and drafts the customer notification when one updates.