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Request routing based on class

  • US 7,962,597 B2
  • Filed: 03/31/2008
  • Issued: 06/14/2011
  • Est. Priority Date: 03/31/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • under control of one or more configured computing systems of a content delivery network service,obtaining a DNS query from a client computing device at a first DNS server, wherein the DNS query corresponds to a requested resource and wherein the first DNS server corresponds to the content delivery network service, the content delivery network service having one or more cache servers to provide the requested resource;

    determining a class of the client computing device associated with the DNS query;

    determining routing information based on the class of the client computing device;

    monitoring performance associated with delivery of the requested resource;

    determining whether an update to the routing information for the class is needed based on the delivery performance; and

    if so, modifying the routing information for the class.

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