I always check the source code as well to find the RSS/Atom link but looks like I've missed a few of them. However, some of them like (tradingview.com/blog/en)

I always check the source code as well to find the RSS/Atom link but looks like I've missed a few of them. However, some of them like (tradingview.com/blog/en) mention words RSS/Atom but they don't have a feed and for some of them (like blog.close.com) it's broken.