It was posted on the Japanse forums that the servers are under a Ddos attack and that North American servers are going to be affected until they figure out where its coming from and how to stop it, and will update us later (?) Google translated the post from here:

https://tinyurl.com/ddos-ffxiv (The japanese link looked gross since it wont post it with the japanese letters so i made it a tiny url)

But translated it is:

Noc_JP:
Notice of network failure due to DDoS attack (8/3)



Currently, we have confirmed that network failures are occurring due to DDoS attacks, and the following situations may occur due to this impact.



We are taking countermeasures while confirming the attack method, so we will inform you again as soon as there is any progress in the situation.


Record


Date: August 3, 2022 (Wednesday) from around 8:58



Impact:

・You may be disconnected from worlds located in the North American data center.

・It may be difficult to log in to worlds located in the North American data center.

・It may be difficult to connect to the North American data center and send and receive data.


Target: Customers using FINAL FANTASY XIV