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	This is the mail system at host mail00d.mail.t-online.hu.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to postmaster.
If you do so, please include this problem report. You can
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                   The mail system
<il.csabi@gmail.com>: host gmail-smtp-in.l.google.com[173.194.76.26] said:
    550-5.7.26 This mail has been blocked because the sender is
    unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate with
    either SPF or DKIM. 550-5.7.26  550-5.7.26  Authentication results:
    550-5.7.26  DKIM = did not pass 550-5.7.26  SPF [bigpike.t-online.hu] with
    ip: [84.2.42.5] = did not pass 550-5.7.26  550-5.7.26  For instructions on
    setting up authentication, go to 550 5.7.26
    https://support.google.com/mail/answer/81126#authentication
    n32-20020a05600c502000b00412c2354927si1300490wmr.24 - gsmtp (in reply to
    end of DATA command)
	 
 
	 
	Reporting-MTA: dns; mail00d.mail.t-online.hu
X-Postfix-Queue-ID: 4TmLhr5RRFz1vdG
X-Postfix-Sender: rfc822; bigpike@bigpike.t-online.hu
Arrival-Date: Fri,  1 Mar 2024 09:23:56 +0100 (CET)
Final-Recipient: rfc822; il.csabi@gmail.com
Original-Recipient: rfc822;il.csabi@gmail.com
Action: failed
Status: 5.7.26
Remote-MTA: dns; gmail-smtp-in.l.google.com
Diagnostic-Code: smtp; 550-5.7.26 This mail has been blocked because the sender
    is unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate
    with either SPF or DKIM. 550-5.7.26  550-5.7.26  Authentication results:
    550-5.7.26  DKIM = did not pass 550-5.7.26  SPF [bigpike.t-online.hu] with
    ip: [84.2.42.5] = did not pass 550-5.7.26  550-5.7.26  For instructions on
    setting up authentication, go to 550 5.7.26
    https://support.google.com/mail/answer/81126#authentication
    n32-20020a05600c502000b00412c2354927si1300490wmr.24 - gsmtp