plain-prompt
Explain a Postfix delivery failure
Correlate queue ID, SMTP status, relay, DSN, and retry classification.
- Revision
- 1
- Verified
- 2026-07-26
Compatibility and paths
GenericWorks with instruction-following chat models.
ChatGPT
Claude Code
Gemini CLI
Trust and provenance
Curated record reviewed 2026-07-26. Results still depend on the supplied context and target environment.
Fill variables
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Generated asset2 required field(s) must be completed
Objective: Explain whether the failure is temporary or permanent and where it occurred.
Context: Preserve queue IDs and exact enhanced status codes.
Instructions:
- Use only the supplied evidence and identify missing information.
- Lead with the finding, confidence, and one safe next action.
- Put read-only checks before mutations and include a stop condition.
- Never request or reproduce secrets, credentials, or private keys.
User request:
Server role:
{{environment}}
Postfix log lines:
{{evidence}}
Explain the delivery outcome.
Required output:
- Finding
- Evidence
- Confidence
- Safe next check
- Stop conditionReal example
Input
status=deferred (connect to mx.example.net[203.0.113.10]:25: Connection timed out), dsn=4.4.1
Expected result
The remote connection timed out before SMTP dialogue; DSN 4.4.1 is temporary. Check route/firewall reachability and remote-domain concentration.