It’s free. No paywall. No login.
When you use the Wayback Machine, you can enter a URL and select a date range to see how the website looked at different points in time. The machine then retrieves the corresponding snapshots from its database and displays them to you. Internet Archive-s Wayback Machine
: The machine fights "link rot"—the process where links to important documents, government reports, or news articles break as websites are updated or shut down. The Modern Battle for History It’s free