Some RSS feed readers get blocked or rate limited on certain websites, one way of working around this is to forward the RSS feed from another site. An example is Feedly with some Reddit feeds.
example.heliohost.org/cpanelpublic_html folder with a name such as rssexample.heliohost.org/rss/RSSFeed.php<?php header('Content-Type: application/xml; charset=utf-8'); header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); header("Cache-Control: post-check=0, pre-check=0", false); header("Pragma: no-cache"); echo file_get_contents("<Insert URL of RSS feed here>");