The Internet Archive also excludes archiving of some right wing political and information/statistics/news sites. For example, IA refuses to archive American Renaissance (amren) website.

https://www.amren.com/blog/2022/06/is-there-still-too-much-free-speech/

The internet Archive plugin has also been deceptive some times. It would say that the submitted entry was archived, but upon checking to see the archive page, IA would say the site is not allowed to be archived.