I’ve heard a lot of reports of auth breaking, posts failing, errors, and 4XX and 5XX. Are there any good reports or neutral resources that have been probing their infrastructure for uptime and availability?
URLs containing any of the popular Mastodon servers are rejected by the Twitter API. Profile bios and URLs are now rejected if a user attempts to change them. All the major Mastodon sites are flagged, and Twitter is even checking 3XX redirects, transparent proxies, and URL/link shortening services for Mastodon related responses.