DMARC Monitoring
DMARC monitoring means continuously collecting and analyzing authentication reports so you can detect spoofing, broken ESPs, and policy regressions—not a one-time DNS publish.
What to monitor
New sending IPs, rising fail rates, SPF PermError spikes, DKIM selector gaps, and domains stuck on p=none.
Monitoring vs enforcement
Monitoring (p=none) provides visibility. Enforcement (quarantine/reject) provides protection. Mature programs do both: enforce and keep watching.
How QuickDMARC helps
QuickDMARC turns raw RUA XML into sender inventories, trends, and guided policy actions across domains.
Frequently asked questions
Is a DMARC checker enough?
A checker validates DNS now. Monitoring covers ongoing traffic from real receivers.
How often should I review reports?
Daily during rollout; at least weekly in steady state.
Can MSPs monitor many tenants?
Yes—multi-domain monitoring is a core MSP use case.