Earlier quoted context omitted.
In Firefox settings, look for 'DNS'. For the "DNS over HTTPS" section, click the "Manage Exceptions" button, and manually add "archive.is", "archive.ph", "archive.today". Then restart the browser, and it might work.
It has nothing to do with dns over https. I wish people would stop giving out this incorrect direction.
It has to do with Cloudflare being the selected choice of provider, and adding to an exclusion list will bypass queries to Cloudflare.