ATLANTA, GA – (January 15, 2008) – Internap Network Services Corporation (NASDAQ: INAP), a global provider of end-to-end Internet business solutions, today announced that for the seventh year in a row it has been selected as the Official Provider of online video streaming services for the 2008 Sundance Film Festival. Key criteria in this selection were Internap’s high-performance content delivery network (CDN) with full support for Adobe Flash, network optimization technology, global infrastructure and management systems.

The Sundance Film Festival’s official Web site, http://www.sundance.org/festival/, will enable motion picture enthusiasts worldwide to experience the latest in independent short films, exclusive filmmaker interviews and daily video highlights from the annual Festival. The 2008 Sundance Film Festival runs January 17-27, in Park City, Salt Lake City, Ogden and Sundance, Utah.

“Live events like the Sundance Film Festival are now attracting more online audiences than ever before, requiring fast, high-quality streaming services for optimal screening,” said Joseph Beyer, producer of the Sundance Film Festival Online. “Internap’s leadership with Adobe Flash, behind-the-scenes management services and guaranteed delivery of on-demand content to our global audience makes Internap a fantastic technology partner. With Internap’s help, we’ve been able to provide our audiences and filmmakers with reliable, richer viewing experiences than ever before.”

“Adobe is committed to supporting the innovation and vision of independent filmmakers,” said Bill Rusitzky, director of media alliances for Adobe. “We are pleased that Internap’s content delivery network with Adobe Flash technology was selected as the exclusive Sundance streaming provider, providing movie enthusiasts an immersive viewing experience for watching high-quality, exclusive online filmmaker interviews, short films and daily video highlights from the events.”

“Our content delivery network has been streaming the Sundance Festival for years, a key endorsement of the quality and value of Internap’s services,” said James P. DeBlasio, chief executive officer at Internap. “We continue to enhance our CDN service with a new 100% performance commitment, embedded route-optimization, an expansion into Asia, and peer-to-peer (P2P) access. The result is we are bringing new levels of reliability to the network delivery of rich media content.”

Online businesses across the globe entrust their business systems and Web sites to Internap’s Performance IP™ solution, data center colocation and content delivery network. The company has over 3,500 enterprise customers including Fortune 500 corporations, movie studios, broadcasters, music companies and advertising agencies. For more information, please visit www.internap.com.

Sundance Film Festival
Sundance Film Festival is the premier showcase for U.S. and international independent film. Held each January in Park City, Salt Lake City, Ogden, and Sundance, Utah, the Festival is a core program of Sundance Institute, a nonprofit cultural organization founded by Robert Redford in 1981.

Presenting dramatic and documentary feature-length films in nine distinct categories and approximately 80 short films each year, the Sundance Film Festival has introduced American audiences to some of the most innovative films of the past two decades. Since 1984, the Festival program has evolved to include music, art, and dialogue. Beyond the streets of Park City, the official website of the Sundance Film Festival, http://www.sundance.org/festival shares the Festival experience with a global audience with short films, filmmaker interviews, video episodes, podcasts, photos, news stories, and more.

About Internap
Internap is a leading Internet solutions company that provides The Ultimate Online Experience^™ by managing, delivering and distributing applications and content with unsurpassed performance and reliability. With a global platform of data centers, managed Internet services, a content delivery network (CDN) and content monetization services, Internap frees its customers to innovate their business and create new revenue opportunities. More than 3,000 companies across the globe trust Internap to help them achieve their Internet business goals. For more information, visit www.internap.com.

Internap “Safe Harbor” Statement
Certain information included in this press release constitutes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All statements, other than statements of historical facts, including, among others, statements regarding the performance of our products, business strategy, projected levels of growth, and projected costs, are forward-looking statements. Those statements include statements regarding the intent, belief or current expectations of Internap and members of our management team, as well as the assumptions on which such statements are based. Forward-looking statements are not guarantees of future performance and involve risks and uncertainties that actual results may differ materially from those contemplated by forward-looking statements. Other important factors that may affect Internap's business, products, results of operations and financial condition include, but are not limited to: our ability to sustain profitability; our ability to respond successfully to technological change; the availability of services from Internet network service providers or network service providers providing network access loops and local loops on favorable terms, or at all; failure of third party suppliers to deliver their products and services on favorable terms, or at all; failures in our network operations centers, network access points or computer systems; the ability to successfully integrate the operations of Internap and VitalStream Holdings, Inc.; and our ability to protect our intellectual property.

Our Annual Report on Form 10-K/A, subsequent Quarterly Reports on Form 10-Q, recent Current Reports on Form 8-K and other Securities and Exchange Commission filings discuss the foregoing risks, as well as other important risk factors that could contribute to such differences or otherwise affect our business, results of operations and financial condition. We undertake no obligation to revise or update any forward-looking statement for any reason.