Yeah, Internet Archive has lots of copies https://web.archive.org/web/20250000000000*/https://www.spac... also

What's with the panicked pleas and need to preserve the site, assuming locally...?

The post is clearly about something else than preserving https://www.spacejam.com/1996/

It seems to me the post is about how Claude fails to recreate a very simple website from 1996.