What is 52.84.0.1?
52.84.0.1 is an IP address in Amazon CloudFront's CDN network (AS16509). CloudFront is Amazon Web Services' content delivery network, used by a large number of websites and applications worldwide to serve content from edge locations close to users. IPs in the 52.84.0.0/14 range are part of the CloudFront edge infrastructure.
Privacy note
An Amazon CloudFront IP appearing in a trace or header means the content is served through AWS's CDN, not the website's own servers. This is standard for websites hosted on AWS or using CloudFront for static asset delivery.