Domain health checker
Domain health is the foundation. If DNS is wrong, no amount of copywriting fixes deliverability.
Checks
Auth diagnostics
Quickly validate DNS and authentication posture before ramping volume.
Checkers
7
Signals
Actionable
Coverage
DNS + policy
SPF
Interpretation, not just pass/fail
DKIM
Validate selectors + alignment
DMARC
Policy + enforcement clarity
Checker UI (CloudJet console)
The interactive checker runs in the CloudJet console. This page explains methodology and how to read results so your team can validate DNS and authentication with clear guidance.
In simple terms
A consolidated view of authentication and DNS health signals for a domain—SPF, DKIM, DMARC, and common misconfigurations.
Why it matters
These checks reduce preventable failures and shorten debugging time when deliverability shifts.
How CloudJet handles it
Use the console tool flows when available, and pair results with CloudJet domain verification and monitoring workflows.
How to use this page
The interactive checker UI is rolling out in the console. Today, this page documents the check, expected inputs, and how operators interpret results—plus FAQs for common mistakes.
What “healthy” means
Healthy means consistent authentication, stable records, aligned policies, and no surprise delegation mistakes.
Related pages
Continue exploring capabilities that connect to this topic.
Questions & answers
Short, direct answers about this capability.
After any DNS change, provider migration, or sudden deliverability shift. Otherwise, periodic checks catch drift before it becomes an incident.
Ready to own your sending infrastructure?
Start sending, compare plans, or talk to sales for enterprise and high-compliance programs.