Optimized content routing distribution using proximity based on predictive client flow trajectories

System, method, and computer program product to perform an operation, the operation comprising capturing, at one or more peering routers, parameters for a plurality of data packets sent by a client device and specifying a destination network address, identifying which peering router captured the parameters for each of the plurality of data packets, determining, based on the identified peering routers, a first peering router nearest to the client, relative to the other peering routers, identifying a first content cache, of a plurality of content caches in a content distribution network, nearest to the first peering router, and fulfilling a content request from the client device using content stored on the first content cache.