What are some alternatives?
When comparing Amazon CloudFront and KeyCDN, you can also consider the following products
CloudFlare - CloudFlare can be used by anyone with a website and their own domain, regardless of your choice in platform
Akamai - Akamai is the leading content delivery network (CDN) services provider for media and software delivery, and cloud security solutions.
MaxCDN - Make your websites and apps faster, purge and provision content instantly, and get CDN analytics in real time. Get a free test account today.
Fastly - Real-time CDN
Microsoft Azure CDN - Azure CDN is a content delivery network for audio, video, applications, images and other high-bandwidth files.
Sucuri - Website Protection, Malware Removal, and Blacklist Prevention