Exhibit 23.1

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Consent of Independent Registered Public Accounting Firm

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We consent to the incorporation by reference in the registration statements (Nos. 333-229712, 333-220786, 333-219871, 333-204317 and 333-205784) on Form S-8 and in the registration statements (Nos. 333-239210 and 333-217774) on Form S-3 of our reports dated February 28, 2023, with respect to the consolidated financial statements of Black Knight, Inc. and the effectiveness of internal control over financial reporting.

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/s/ KPMG LLP

Jacksonville, Florida

February 28, 2023