As I recall, yes that is true. Somethings mentioned here...
https://www.akamai.com/us/en/multimedia/documents/akamai/akamai-accelerated-network-partner-aanp-faq.pdf I recall that after I deployed my local AANP clusters, that *if* I wanted to bypass local aanp caching, that I would change my dns setting and thus bypass aanp cache, and flow out to inet. -Aaron
