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Proofpoint adoption & performance trends

2 quarters of aggregate data

Unique domains per quarter

Proofpoint -- Unique domains per quarterProofpoint -- Unique domains per quarter097.6195.2292.9390.5Q2 '26Q3 '26

Median composite score

Proofpoint -- Median composite scoreProofpoint -- Median composite score0255075100Q2 '26Q3 '26

Median Lighthouse performance

Proofpoint -- Median Lighthouse performanceProofpoint -- Median Lighthouse performance0255075100Q2 '26Q3 '26

Median Lighthouse accessibility

Proofpoint -- Median Lighthouse accessibilityProofpoint -- Median Lighthouse accessibility0255075100Q2 '26Q3 '26

How this is calculated

Each point is the median across all public Proofpoint audits completed that quarter. Quarters with fewer than 3 audits are skipped.

Learn more about our methodology →

Raw data

QuarterUnique domainsCompositePerformanceAccessibility
Q2 '26355723589
Q3 '267793091