Game lags horrendously at the exact same time every day

This is happening specifically to people connecting through San Jose,

7 23 ms 24 ms 24 ms ae-11.r08.chcgil09.us.bb.gin.ntt.net [129.250.9.121]

8 23 ms 26 ms 23 ms ae-4.r23.chcgil09.us.bb.gin.ntt.net [129.250.2.205]

9 72 ms 70 ms 71 ms ae-1.r24.snjsca04.us.bb.gin.ntt.net [129.250.5.17]

10 74 ms 76 ms 75 ms ae-4.r00.scrmca02.us.bb.gin.ntt.net [129.250.7.57]

11 74 ms 75 ms 75 ms xe-0-1-0-1-1.r00.scrmca02.us.ce.gin.ntt.net [192.80.16.2]

12 * 75 ms * 204.2.229.230

13 76 ms 75 ms 76 ms 204.2.229.9

It's being discussed in multiple threads on the official forums,

https://forum.square-enix.com/ffxiv/threads/451726-Game-lag-major-stuttering-packet-loss-since-patch-6.01-installed

https://forum.square-enix.com/ffxiv/threads/452616-Nearly-unplayable-lag-varying-230-250-ms-each-evening-from-Node-in-San-Jose-CA?p=5784777#post5784777

/r/ffxiv Thread