rsync.net - Haven‘t tested it yet, but the pricing and their offering looks really awesome.

Bitwarden I am also paying for, but I use the license for my self-hosted Instance.

I have disabled mcast on CoIoT and set it to my Home Assistant IP. Do they still send broadcast?

Packet Capture I have look into on how to do it on the WiFi network.

CoIoT points to my Home Assistant