1. A method for assigning a server of a content delivery network (CDN), the method comprising: receiving a request for a content object at a first point of presence (POP), which is one of a plurality of POPs that comprise the CDN and are distributed across the Internet; returning a first Internet protocol (IP) address, which could route to any of the plurality of POPs using Anycast; receiving the request at a second POP using the first IP address; redirecting a user computer to request the content object from the second POP with a second IP address unique to the second POP; receiving the request at the second POP using the second IP address; determining the server associated with the second IP address; and serving the content object from the second POP using the server to the user computer.