They're all data centers in essence; some are way smaller, less functional and some way bigger. But still much smaller than regional DC's (the cloud). Akamai ha

They're all data centers in essence; some are way smaller, less functional and some way bigger. But still much smaller than regional DC's (the cloud). Akamai has smaller ones, and hence 1000's of them. While Cloudflare and Fastly have larger PoP(Points of Presence) and a few 100's of them.