A first computing device receives a first request from a client computing device, wherein the first request includes a markup language request. The first computing device transmits the first request to a second computing device, wherein the second computing device services the first request. The first computing device receives the serviced first request, wherein the serviced first request includes a manifest tag. The first computing device caches the serviced first request. The first computing device transmits the serviced first request to the client computing device.