- NeuStar UltraDNS is a leading provider of managed DNS services, with thousands of customers worldwide and guaranteed 99.999% uptime. - It offers a global network of DNS nodes across North America, Europe, Africa, Asia, and Australia to provide fast and reliable DNS resolution. - UltraDNS' managed DNS services enhance network security and reliability through features like DNS Shield and traffic management solutions.

1. NeuStar UltraDNS Overview CONFIDENTIAL

5. UltraDNS Solutions Managed External DNS Service Our unique proprietary directory service platform provides the foundation for reliable, secure and cost-effective content delivery network services. Directory Services Platform Managed External DNS Reporting & Statistics Management & Administration DNS Shield DNS Traffic Management Managed Internal DNS

7. Managed DNS Service No additional hardware, software, maintenance or training costs Software Proprietary non-BIND software Service Guarantee Includes SLA with 100% uptime network guarantee Performance Faster customer connections via routing to closest geographical server Management Tools Intuitive web-based GUI to centrally administer DNS settings using role-based security Security Protects from hacker attacks including DDoS Secured access to UltraDNS nodes and name servers Scalability Leverages its DNS infrastructure in 5 continents to scale globally Support 24x7 proactive support

11. Directional DNS DNS responses based on Geographic Location Directional DNS allows enterprises to route DNS responses based on which NeuStar UltraDNS production node answers the query, enabling enterprises with the ability to provide different responses based on the geographic location of the originator. Query response “10.10.10.20” to “myweb.com” from North American NeuStar UltraDNS node Query response “10.10.10.20” to “myweb.com” from European NeuStar UltraDNS node Query from Europe for “myweb.com” routed to closest topological NeuStar UltraDNS node routed to closest topological NeuStar UltraDNS node Query from North America for “myweb.com” routed to closest

13. SiteBacker SiteBacker service provides enhanced real-time monitoring, failover, and traffic control capabilities. UltraDNS

15. Managed Internal DNS Architecture SSL Proxy to NeuStar UltraDNS SSL Proxy to NeuStar UltraDNS SSL Proxy to NeuStar UltraDNS SSL Proxy to NeuStar UltraDNS

17. Select Corporate Customers Sony Music

18. Select Infrastructure Customers

19. Testimonials “ After extensive testing of the UltraDNS network and directory platform, we found that the Managed DNS Service met our stringent operational and business requirements for this critical infrastructure component. Amazon continually seeks to improve the customer shopping experience, and with UltraDNS we are able to ensure that our customers have unparalleled speed and reliability in DNS resolution for Amazon Web sites.” Chris Pinkham VP Systems & Network Engineering "By adopting the UltraDNS Managed DNS Service, we have been able to leverage a larger network footprint with no additional capital expenditure. Utilizing the scalable UltraDNS managed service enables us to outsource our DNS requirements while providing a more robust level of service to our user community." Lesley Cowley Managing Director “ Our users rely on Forbes.com for timely, relevant content and our advertisers expect quantifiable exposure to our readers, the world’s business leaders. A brand like ours cannot afford downtime due to DNS errors or denial of service attacks. Forbes.com is a trusted resource for business information on the Web and NeuStar UltraDNS helps us insure the integrity of that value proposition” Michael Smith VP and General Manager "Oracle's worldwide demands require literally millions of online transactions to be accomplished successfully every day and NeuStar UltraDNS‘s ability to deploy DNS globally as well as to guarantee 100 percent uptime reliability was critical to our decision. Quality of service grows in importance as Internet usage increases, and NeuStar’s UltraDNS offers a DNS service that simply makes the Internet work better by scaling up as the needs of our worldwide customer base grow.“ Charles R. Hoynowski Global DNS Services Manager