EXHIBIT A

JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of Common Stock, par value $0.01 per share, of Rackspace Technology, Inc. (this “Agreement”), is being filed, and all amendments thereto will be filed, on behalf of each of the persons and entities named below that is named as a reporting person in such filing in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

Dated: May 22, 2026

	ABRY Partners, LLC

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

	ABRY Partners II, LLC

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

	ACE Investment Holdings, LLC

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

	Royce Yudkoff

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

	Peggy Koenig

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

	Jay Grossman

	By:	/s/ Kostas Sofronas
	Name:	Kostas Sofronas
	Title:	Attorney-in-Fact

Rackspace Technology, Inc. SCHEDULE 13G/A