Wow, I'm actually amazed! We might see an official fix!
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RT @DarkSoulsGame
PvP servers for Dark Souls 3, Dark Souls 2, and Dark Souls: Remastered have been temporarily deactivated to allow the team to investigate recent reports of an issue with online services.
Servers for Dark Souls: PtDE will join them shortly.

We apologize for this inconvenience.
https://twitter.com/DarkSoulsGame/status/1485210967009071108