Akamai mPulse is a real user monitoring (RUM) solution that enables companies to monitor, find, and fix website and application performance issues.
Akamai is global content delivery network (CDN) services provider for media and software delivery, and cloud security solutions.
cdnjs is a free distributed JS library delivery service.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Unpkg is a content delivery network for everything on npm.