This issue has been resolved. Please restart your servers if this isn't the case. Else, create a ticket and we'll investigate. Thanks for your patience!

We have gotten a response from our provider telling us that it is being worked on.

We have identified an issue on our Epyc VPS node, which has resulted in slow network speeds (around 10 Kbit/sec) and a considerable amount of package loss. We have told our provider about it and we'll keep you posted.