[Fundacite] Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the mail system at host mailcito.fundacite-merida.gob.ve.

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
delete your own text from the attached returned message.

                   The mail system

<naliquiasd en gmail.com>: host gmail-smtp-in.l.google.COM[74.125.141.27] said:
    550-5.7.26 This message does not have authentication information or fails
    to 550-5.7.26 pass authentication checks (SPF or DKIM). To best protect our
    users 550-5.7.26 from spam, the message has been blocked. Please visit
    550-5.7.26  https://support.google.com/mail/answer/81126#authentication for
    more 550 5.7.26 information.
    u14-20020a67f64e000000b0034af06ecbe1si1408400vso.620 - gsmtp (in reply to
    end of DATA command)
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