Looks fine on my local machine, and it’s showing 403’s on the web, which means they are blocking NewsBlur. You should email them this template:
Hi, I use NewsBlur.com, an RSS reader, and your RSS feed stopped working on February 24th. NewsBlur just changed hosting providers and now has a different set of IPs. NewsBlur’s IPs are being blocked (HTTP 403). I’d like to request that they are unblocked. Here is a handy list of IP addresses that NewsBlur uses: https://www.newsblur.com/api/ip_addresses/
