With Prime Day launch, many users are complaining about Amazon.com outages where they are unable to login to the site, getting errors that shows dog images, or links just redirecting you back to the same page. This is causing many people to jokingly detail all the savings they are receiving from Prime Day, simply because they’re unable to buy anything. The only consolation is our wallets are less empty and we get to see a constant constant stream of cute dogs that belong to Amazon employees on these error pages.
Source: https://www.bleepingcomputer.com/news/business/amazoncom-having-site-outages-during-amazon-prime-day-launch/