Well, that's why we recommend the DM inbox relay to be closed to the user's posts, like inbox.nostr.wine. In their case, anyone can send a message to you, but only you can see and download them.
Discussion
I get that, I was more concern about the relay IP/hostname.
It's bugging me 🫤
Leaking your IP to your DMs peer relay? You can use Orbot/Tor to hide your IP.