Message Date of an Email

The displayed message date of an email differs depending on the source, archiving profile type and available dates.

The following table lists which fields are evaluated in sequence when archiving a message. If a date is found in one of the fields, this is used as the message date and the following fields are not evaluated further.

Source	Evaluated Fields
Microsoft 365 Journal Exchange Journal	Email header of embedded email: X-OriginalArrivalTime Email header of embedded email: Date Email header of embedded email: Received Date of the journal email, depending on the source
Microsoft 365 Microsoft 365 (21 Vianet) Exchange 2019 Exchange 2016 Exchange 2013 Exchange 2010 Exchange 2007 SP1	EWS field: MessageDeliveryTime (0x0E06) EWS field: LastModificationTime (0x3008) Current date
Exchange 2007 Exchange 2003	WebDav property: MessageDeliveryTime (http://schemas.microsoft.com/mapi/proptag/x0E060040) WebDav property: LastModificationTime (http://schemas.microsoft. com/mapi/proptag/x30080040) WebDav property: DateReceived (urn:schemas:httpmail:datereceived) WebDav property: Date ( urn:schemas:httpmail:date) Current date
IMAP email servers IMAP email service providers MDaemon Email Server IceWarp Server Kerio Connect	IMAP date: INTERNALDATE Email header: X-OriginalArrivalTime Email header: Date Email header: Received Current Date
MailStore Gateway POP3 email servers POP3 email service providers	Email header: X-OriginalArrivalTime Email header: Date Email header: Received Current Date
Outlook PST files	MAPI property: PR_MESSAGE_DELIVERY_TIME (0x0E060040) MAPI property: PR_LAST_MODIFICATION_TIME (0x30080040) Current date
MSG files	MAPI property: PR_MESSAGE_DELIVERY_TIME (0x0E060040) MAPI property: PR_LAST_MODIFICATION_TIME (0x30080040) MSG file: Last write time
EML files	Option Read MailStore Headers active, email header: X-MailStore-Date E-mail header: X-OriginalArrivalTime E-mail header: Date Email header: Received EML file: Time of last writing
Thunderbird Seamonkey MBOX files	Email header: X-OriginalArrivalTime Email header: Date Email header: Received Current Date
Datev EMA	Email header: X-OriginalArrivalTime Email header: Date Email header: Received Current Date
MailStore Proxy	Email header: X-OriginalArrivalTime Email header: Date Email header: Received Field in proxy report (.mpr file): Date Current date