SCPrime custom ddns dont receive new packages

Hello Grafana-Team,
I’v noticed that from 1st of october all scprime-providers using custom domains (ddns) are not getting any new packages, is this a bug?
Here are some examples for custom ddns: (Sorry, new users can only put 2 links in a post. → here is only 2)

duckdns dot org, ddns dot net and other mainstream providers still work fine.