Unsure if that email you got is legit? Use this site as a source of known EIU emails for official communications.
From: EIU
Sent: 2022-12-06
To: Various Recipients
Subject: Banner and PAWS Downtime Sunday, December 11th
Banner Admin Pages and PAWS will be unavailable Sunday, December 11th, during our normal maintenance window of 6am until noon for upgrades.