mail.log
--------
Jan  4 17:36:56 supergraphic postfix/pickup[5394]: 4A70F581E68: uid=33 from=<www-data>
Jan  4 17:36:56 supergraphic postfix/cleanup[5400]: 4A70F581E68: message-id=<20120104163656.4A70F581E68@supergraphic.localdomain>
Jan  4 17:36:56 supergraphic postfix/qmgr[5395]: 4A70F581E68: from=<www-data@supergraphic.localdomain>, size=557, nrcpt=1 (queue active)
Jan  4 17:36:57 supergraphic postfix/smtp[5402]: 4A70F581E68: to=<xxxxxx@gmail.com>, relay=gmail-smtp-in.l.google.com[173.194.66.26]:25, delay=1.1, delays=0.13/0.02/0.34/0.64, dsn=2.0.0, status=sent (250 2.0.0 OK 1325695051 v6si1261621weq.89)
Jan  4 17:36:57 supergraphic postfix/qmgr[5395]: 4A70F581E68: removed
Jan  4 17:38:23 supergraphic postfix/pickup[5394]: 8C658581E68: uid=33 from=<www-data>
Jan  4 17:38:23 supergraphic postfix/cleanup[5400]: 8C658581E68: message-id=<20120104163823.8C658581E68@supergraphic.localdomain>
Jan  4 17:38:23 supergraphic postfix/qmgr[5395]: 8C658581E68: from=<www-data@supergraphic.localdomain>, size=554, nrcpt=1 (queue active)
Jan  4 17:38:23 supergraphic postfix/smtp[5402]: 8C658581E68: to=<com@supergraphic.fr>, relay=none, delay=0.1, delays=0.09/0/0/0, dsn=5.4.6, status=bounced (mail for supergraphic.fr loops back to myself)
Jan  4 17:38:23 supergraphic postfix/cleanup[5400]: AFDC4581E74: message-id=<20120104163823.AFDC4581E74@supergraphic.localdomain>
Jan  4 17:38:23 supergraphic postfix/qmgr[5395]: AFDC4581E74: from=<>, size=2454, nrcpt=1 (queue active)
Jan  4 17:38:23 supergraphic postfix/bounce[5623]: 8C658581E68: sender non-delivery notification: AFDC4581E74
Jan  4 17:38:23 supergraphic postfix/qmgr[5395]: 8C658581E68: removed
Jan  4 17:38:23 supergraphic postfix/smtp[5402]: AFDC4581E74: to=<www-data@supergraphic.localdomain>, relay=none, delay=0.07, delays=0.07/0/0/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=supergraphic.localdomain type=A: Host not found)
Jan  4 17:38:23 supergraphic postfix/qmgr[5395]: AFDC4581E74: removed

postconf -n
------------
alias_maps = hash:/etc/aliases
allow_percent_hack = no
append_dot_mydomain = no
biff = no
broken_sasl_auth_clients = yes
config_directory = /etc/postfix
home_mailbox = Maildir/
mailbox_command = /usr/bin/procmail-wrapper -o -a $DOMAIN -d $LOGNAME
mailbox_size_limit = 0
mydestination = none
#mydestination = $myhostname, localhost.$mydomain, localhost, xxxxxx.dedibox.fr
readme_directory = no
sender_bcc_maps = hash:/etc/postfix/bcc
smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
smtpd_recipient_restrictions = permit_mynetworks permit_sasl_authenticated reject_unauth_destination
smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous