DripFeed is a proxy service which attempts to deliver RSS and podcast feeds which are being blocked by Cloudflare and other CDNs.1
Add the URL of the feed you need into the service and get a DripFeed url back. DripFeed will do its best to fetch the feed on your behalf.
DripFeed is currently in limited testing but you can try it free today for up to 2 feeds.
1. But mostly Cloudflare