Audit email deliverability with Gmail, Outlook, SPF/DKIM/DMARC and Claude AI

by Nocode Expert ✓ · 10 views · created 2026-07-31 · Market Research, AI Summarization

What this workflow does

This workflow has 17 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Gmail and Microsoft Outlook. It also calls dns.google and api.anthropic.com over HTTP.

How it runs

Trigger: Manually, when you click “Execute workflow”.

1. Set config: deliverability (Code): runs custom JavaScript code
2. Build DNS queries (Code): runs custom JavaScript code
3. Read Gmail (Gmail): get many
4. Read Outlook inbox (Microsoft Outlook): get many
5. Look up DNS over HTTPS (HTTP Request): calls dns.google
6. Read Gmail placement (Code): runs custom JavaScript code
7. Read Outlook junk (Microsoft Outlook): get many
8. Attach question to answer (Code): runs custom JavaScript code
9. Merge: merges the data from its input branches
10. Read Outlook placement (Code): runs custom JavaScript code

…plus 6 more steps. See the full node list below.

Services it uses

GmailMicrosoft Outlook

HTTP calls to: dns.google, api.anthropic.com

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Nodes used (6)

• Manual Triggern8n-nodes-base.manualTrigger
• Coden8n-nodes-base.code
• HTTP Requestn8n-nodes-base.httpRequest
• Gmailn8n-nodes-base.gmail
• Microsoft Outlookn8n-nodes-base.microsoftOutlook
• Mergen8n-nodes-base.merge

From the author

Quick overview This workflow audits a sending domain’s SPF, DKIM, DMARC, and MX records via Google DNS-over-HTTPS, checks real message placement in connected Gmail and Outlook mailboxes, and sends a ranked deliverability fix report generated by Anthropic…

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