We lost one of the two power feed in eqsin at 14:16UTC today.
No user impact (everything critical has redundant power)
Site has been depooled at 14:23UTC to be on the safe side https://gerrit.wikimedia.org/r/c/operations/dns/+/466890
Notification about this schedule outage was sent on Sept 7th, then 1h30min before the outage.
Maintenance window is:
UTC: FRIDAY, 12 OCT 14:00 - SATURDAY, 13 OCT 00:00
Should check the maint-announce emails before re-pooling to be sure it's back to normal.