EXHIBIT 32.1

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER

PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Vivek Shah, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

1.The accompanying quarterly report on Form 10-Q for the quarter ended June 30, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities and Exchange Act of 1934, as amended; and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Ziff Davis, Inc.

		/s/ VIVEK SHAH
		Vivek Shah
Dated:	August 4, 2023	Chief Executive Officer and a Director (Principal Executive Officer)

A signed original of this certification required by Section 906 of the Sarbanes-Oxley Act of 2002, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906 of the Sarbanes-Oxley Act of 2002, has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission or its staff upon request.