The operators() of archive.today (and the other domains) are doing shadey things and the links are not working so why keep the site around as for example Internet archives waybackmachine works as alternative to it.
> Internet archives wayback machine works as alternative to it.
It is appalling insecure. It lets archives be altered by page JS and deleted by the page domain owner.
Nonstarter for anything that you actually want to be preserved, especially anything controversial.