Newsroom Press Release

May 17, 2007

Equinix to Present at Cowen and Company 35th Annual SMID-CAP Technology Conference and Deutsche Bank 2007 Media & Telecommunications Conference

FOSTER CITY, Calif. — May 17, 2007 — Equinix, Inc. (Nasdaq: EQIX), the leading provider of network-neutral data centers and Internet exchange services, today announced that company executives will present at the Cowen and Company 35th Annual SMid-Cap Technology Conference in New York, NY, and at the Deutsche Bank 2007 Media & Telecommunications Conference in New York, NY.

Margie Backaus, chief business officer of Equinix, and Jason Starr, director of investor relations at Equinix, will present at the Cowen and Company conference on May 31, 2007 at 10:30 A.M. (ET). The conference will be held May 30th - June 1st at The New York Palace Hotel, in New York, NY.

Keith Taylor, chief financial officer of Equinix, and Jason Starr, director of investor relations at Equinix, will present at the Deutsche Bank conference on June 5, 2007 at 3:30 P.M. (ET). The conference will be held June 4th - 5th at The New York Palace Hotel, in New York, NY.

A live audio webcast of the presentation will be made available on the Investor Relations section of the Equinix Web site at http://invest.equinix.com.

Forward Looking Statements

This press release contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially from expectations discussed in such forward-looking statements. Factors that might cause such differences include, but are not limited to, the challenges of acquiring, operating and constructing IBX centers and developing, deploying and delivering Equinix services; unanticipated costs or difficulties relating to the integration of IXEurope into Equinix; a failure to receive significant revenue from customers in recently built out data centers; failure to complete any financing arrangements contemplated from time to time; competition from existing and new competitors; the ability to generate sufficient cash flow or otherwise obtain funds to repay new or outstanding indebtedness; the loss or decline in business from our key customers; the results of any litigation relating to past stock option grants and practices; and other risks described from time to time in Equinix's filings with the Securities and Exchange Commission. In particular, see Equinix's recent quarterly and annual reports filed with the Securities and Exchange Commission, copies of which are available upon request from Equinix. Equinix does not assume any obligation to update the forward-looking information contained in this press release.

Equinix and IBX are registered trademarks of Equinix, Inc. Internet Business Exchange is a trademark of Equinix, Inc.