Geographic Implications of DNS Infrastructure Distribution by Steve Gibbard (Packet Clearing House)

The most critical part of the DNS is the collection of Root Servers. For protocol reasons, there are only 13 “logical” root servers, but a system of more than 100 servers has been deployed using a technique known as anycast. Steve Gibbard examines the distribution of the root servers in different parts of the world and discusses operational aspects of the DNS.http://cisco.com/web/about/ac123/ac147/archived_issues/ipj_10-1/101_dns-infrastructure.html

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