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Domain reputation degraded

Domain reputation degraded

Authenticated domain identity is treated as untrusted despite IP changes.

Reading time:: 5 min
Difficulty:: Advanced
Estimated duration:: 5 min
Prerequisites:: None
Last updated:: 2026-07-15
Author:: empire

Problem summary

Authenticated domain identity is treated as untrusted despite IP changes.

Severity: High

Symptoms

Domain reputation views are low across major providers
Changing IPs does not restore inbox placement

Possible causes

Misconfiguration
Incomplete rollout
DNS propagation delay

How to diagnose

Confirm the symptom in headers or reports
Inspect the relevant DNS records
Validate with a trusted checker

How to fix

Correct the DNS or signing configuration
Re-test and confirm alignment where required

How to verify

Re-check DNS
Send a test message
Confirm expected authentication results

Prevention

Document changes
Monitor reports after deployment

When to escalate

Production mail is failing authentication after a change window

Domain reputationProvider trust in a sending domain identity, often stronger than IP reputation alone.

BlocklistsA sending IP or domain appears on a DNS blocklist used by receivers or downstream filters.
Failed reputation recoveryRemediation attempts stall because harmful traffic or volume ramps continue.
High bounce ratePermanent or repeated delivery failures indicate poor list quality and hurt reputation.
High complaint rateSpam reports exceed provider expectations and are damaging IP or domain reputation.
IP reputation degradedA sending IP is throttled, junked, or rejected due to accumulated negative signals.
Missing reputation monitoringNo FBLs, postmaster views, or bounce classification are in place to detect damage early.
Shared IP neighbor damagePoor practices from other senders on a shared IP are poisoning delivery outcomes.
Spam trap hitsMail is reaching trap addresses, signaling acquisition or hygiene failures.

Empire Services

Reputation recoveryHands-on containment and rebuild after complaint, trap, or blocklist damage.

PreviousBlocklists NextFailed reputation recovery

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