Exhibit 31.3

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CERTIFICATIONS

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I, Anthony M. Jabbour, certify that:

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1. I have reviewed this annual report on Form 10-K/A of Dun & Bradstreet Holdings, Inc., and

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2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

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Date: April 30, 2025

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