Keynote Systems Announces Its Sites-of-the-Week for April: Four E-Commerce Web Sites Selected for Public Internet Performance Tests

Business Wire, April 5, 1999

About Keynote Systems

Keynote Systems is the world's leading supplier of Internet performance measurement, diagnostic and consulting services to companies that operate e-commerce web sites. The company markets Keynote Perspective, a global real-time service that measures, assures and improves the Quality of Service of e-commerce web sites around the world. The foundation of the service is an extensive network of strategically located customizable software measurement agents connected to the major Internet backbones in dozens of metropolitan areas worldwide plus a sophisticated operations center for collecting and disseminating Internet performance and availability data. Keynote customers include over 500 of the world's busiest and most successful e-commerce web sites and hosting companies -- including Amazon.com (Nasdaq:AMZN), CDNow (Nasdaq:CDNW), Compaq Computer (NYSE:CPQ), Cisco Systems, Dell Computer (Nasdaq:DELL), DoubleClick (Nasdaq:DCLK), Exodus Communications (Nasdaq:EXDS), GeoCities (Nasdaq:GCTY), Intermedia Communications (Nasdaq:ICIX), National Semiconductor (NYSE:NSM), and The SABRE Group (NYSE:TSG) -- which use the service to ensure competitiveness and improve customer satisfaction.

For further information about Keynote Perspective, or to schedule a free one-week comparative performance appraisal of a web site, visit Keynote's web site at http://www.keynote.com/newsfpa.html or contact the company at Keynote Systems, Inc., Two West Fifth Avenue, San Mateo, California 94402, telephone (650) 524-3000, fax (650) 524-3099, email info@keynote.com .

Keynote, Perspective, and The Internet Performance Authority are trademarks of Keynote Systems, Inc. Other trademarks are the property of their respective owners.