What is the correct MIME type to use for an RSS feed?

Question

Is one MIME type preferable to ensure compatibility with RSS readers and other scrapers?

The options seem to be:

Interestingly Stackoverflow is using text/html.

vartec_60711 · Answer

Neither. It's application/rss+xml http://www.rssboard.org/rss-mime-type-application.txt

user_531039 · Answer

Go for MIME application/rss+xml to be safe if you want to make sure your feed is compatible with RSS readers and other scrapers. That's what I use.

Cerebrus_53718 · Answer

You could use text/xml, but the correct MIME type would be application/rss+xml.