I got a notification email that stated:
The following items were added to your inbox since you last checked it on 2015-04-19:
I know that is not true given that I have been checking it all throughout the year.
Here is the screenshot of http://stackexchange.com before clicking on the red "2" here:
So I am considering this as a bug, as the expected behavior is that notifications are sent, but not with the incorrect dates as to when I have checked the inbox.
Here are some of the email headers from the message. See the Date field for when this was received:
From: Stack Exchange <firstname.lastname@example.org> To: email@example.com Reply-To: firstname.lastname@example.org Subject: 2 new items in your Stack Exchange inbox Date: Sun, 04 Dec 2016 03:12:49 +0000 Message-ID: <2.615c3af0158722959802@NY-WEB05>
Here is a screenshot of the gmail interface view of the message: