Impossible de recevoir et/ou d'envoyer des mails

Salut à tous,

J’en avais parlé dans un autre topic, mais je m’aperçois qu’il est impossible pour moi de recevoir et/ou envoyer des mails, notamment =
1- Amazon : je ne reçois plus aucune confirmation de commande ;
2- aol.com : toutes les personnes que je connais et qui m’envoient des mails à partir de aol.com

Je me demande s’il n’y a pas d’autres soucis. Dois-je consulter un quelconque fichier log ? ou bien d’autres ont-ils déjà eu ce problème ?

Bonjour,
Il me semble qu’il y a des soucis avec avahis.

Peut-etre les mails sont dans le dossier spam ?

Nino

Bonjour,

De mon côté depuis quelques temps pas mal de mails partent dans les spams alors qu’ils proviennent de contacts réguliers.
Par rainloop cliquer sur “acceptable” (“not spam”) fait-il apprendre de ses erreurs à l’antispam ?

@yunorasp : Mail spam header RCVD_REMOVED=3.75
Non, il n’apprend pas de ses erreurs avec la configuration standard (car plus complexe à mettre en place et à gérer).

Salut, donc si j’ai bien compris, je dois changer le contenu de /etc/postfix/header_checks par =

/^X-Originating-IP:/ IGNORE
/^Received: .(Authenticated sender:./ IGNORE
/^Received: by domain.tld .*from userid [0-9]+)/ IGNORE
/^User-Agent:/ IGNORE
/^X-Mailer:/ IGNORE

Et pour les logs, ben c’est tout les fichiers dans /var/log: mail.err, mail.log, mail.info, etc. À la recherche d’amazon ou aol. Un truc du genre :

 cat /var/log/mail* | grep amazon

Ça permettra au moins de trouver à quel moment ça s’est passé. N’hésite pas à décompresser les logs archivés pour rechercher dedans…

 gunzip file.gz

Jan 7 04:11:35 jeremy postfix/smtpd[8952]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.137: No address associated with hostname
Jan 7 04:20:17 jeremy postfix/smtpd[8995]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.142: No address associated with hostname
Jan 7 04:41:53 jeremy postfix/smtpd[9081]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.138: No address associated with hostname
Jan 7 05:12:08 jeremy postfix/smtpd[9226]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.203: No address associated with hostname
Jan 7 05:12:47 jeremy postfix/smtpd[9226]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.205: No address associated with hostname
Jan 7 06:28:02 jeremy postfix/smtpd[9710]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.200: No address associated with hostname
Jan 7 06:32:01 jeremy postfix/smtpd[9740]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.200: No address associated with hostname
Jan 7 07:02:32 jeremy postfix/smtpd[9879]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.200: No address associated with hostname
Jan 7 07:48:14 jeremy postfix/smtpd[10115]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.203: No address associated with hostname
Jan 7 07:53:59 jeremy postfix/smtpd[10140]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.203: No address associated with hostname
Jan 7 08:12:42 jeremy postfix/smtpd[10234]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.136: No address associated with hostname
Jan 7 08:23:07 jeremy postfix/smtpd[10285]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.143: No address associated with hostname
Jan 7 09:37:59 jeremy postfix/smtpd[10649]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.136: No address associated with hostname
Jan 7 11:25:25 jeremy postfix/smtpd[11278]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.201: No address associated with hostname
Jan 7 11:26:08 jeremy postfix/smtpd[11278]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.201: No address associated with hostname
Jan 7 11:26:40 jeremy postfix/smtpd[11278]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.205: No address associated with hostname
Jan 7 11:31:30 jeremy postfix/smtpd[11308]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.143: No address associated with hostname
Jan 7 11:41:44 jeremy postfix/smtpd[11372]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.206: No address associated with hostname
Jan 7 11:44:43 jeremy postfix/smtpd[11380]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.137: No address associated with hostname
Jan 7 12:44:04 jeremy postfix/smtpd[11793]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.202: No address associated with hostname
Jan 7 13:01:33 jeremy postfix/smtpd[11878]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.204: No address associated with hostname
Jan 7 13:02:09 jeremy postfix/smtpd[11883]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.204: No address associated with hostname
Jan 7 13:02:44 jeremy postfix/smtpd[11878]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.204: No address associated with hostname
Jan 7 13:09:51 jeremy postfix/smtpd[11942]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 7 13:20:09 jeremy postfix/smtpd[12007]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.204: No address associated with hostname
Jan 7 13:40:37 jeremy postfix/smtpd[12120]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 7 13:43:33 jeremy postfix/smtpd[12133]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.203: No address associated with hostname
Jan 7 14:10:35 jeremy postfix/smtpd[12273]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 7 15:18:47 jeremy postfix/smtpd[12643]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.206: No address associated with hostname
Jan 7 15:21:45 jeremy postfix/smtpd[12643]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.142: No address associated with hostname
Jan 7 15:34:53 jeremy postfix/smtpd[12775]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 7 16:39:30 jeremy postfix/smtpd[13272]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 7 17:18:46 jeremy postfix/smtpd[13474]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.140: No address associated with hostname
Jan 7 19:25:03 jeremy postfix/smtpd[14161]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.138: No address associated with hostname
Jan 7 19:27:54 jeremy postfix/smtpd[14174]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 7 20:35:52 jeremy postfix/smtpd[14645]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.203: No address associated with hostname
Jan 7 21:48:57 jeremy postfix/smtpd[15052]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.200: No address associated with hostname
Jan 7 23:30:45 jeremy postfix/smtpd[15655]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 8 00:41:32 jeremy postfix/smtpd[16190]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 8 01:01:46 jeremy postfix/smtpd[16260]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.137: No address associated with hostname
Jan 8 02:26:59 jeremy postfix/smtpd[16554]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.138: No address associated with hostname
Jan 8 03:57:38 jeremy postfix/smtpd[16939]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.137: No address associated with hostname
Jan 8 05:04:38 jeremy postfix/smtpd[17074]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.136: No address associated with hostname
Jan 9 07:11:57 jeremy postfix/smtpd[28881]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 9 07:12:36 jeremy postfix/smtpd[28881]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 9 07:13:26 jeremy postfix/smtpd[28881]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.205: No address associated with hostname
Jan 9 07:16:43 jeremy postfix/smtpd[28900]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.201: No address associated with hostname
Jan 9 07:21:49 jeremy postfix/smtpd[28943]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.204: No address associated with hostname
Jan 9 07:58:13 jeremy postfix/smtpd[29087]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.141: No address associated with hostname
Jan 9 09:19:24 jeremy postfix/smtpd[29482]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.201: No address associated with hostname
Jan 9 11:35:16 jeremy postfix/smtpd[30194]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.207: No address associated with hostname
Jan 9 12:54:35 jeremy postfix/smtpd[30591]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.142: No address associated with hostname
Jan 9 15:35:19 jeremy postfix/smtpd[31788]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.138: No address associated with hostname
Jan 9 17:11:48 jeremy postfix/smtpd[616]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.205: No address associated with hostname
Jan 9 18:24:55 jeremy postfix/smtpd[1225]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.139: No address associated with hostname
Jan 9 20:28:23 jeremy postfix/smtpd[2736]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.143: No address associated with hostname
Jan 9 22:10:45 jeremy postfix/smtpd[4710]: warning: hostname lux.smtp-out.eu-west-1.amazonses.com does not resolve to address 176.32.127.202: No address associated with hostname

Ce serait plus intéressant d’avoir la partie de log autour d’une de ces occurence. À un moment où tu sais que tu aurais du recevoir un mail d’amazon.

Pour l’instant ne modifie rien, la soluce était pour yunorasp, le symptôme était le mail marqué comme spam, toi ce n’est peut-être pas lié.

Jan 9 15:35:21 jeremy-*** postfix/smtpd[31788]: NOQUEUE: reject: RCPT fr om unknown[176.32.127.138]: 450 4.7.1 <contact@jeremy-***.com>: Recipient address rejected: SPF-Result=bounces.amazon.frspf1.amazon.com: Unknown err or on DNS ‘TXT’ lookup of ‘spf1.amazon.com’; from=<201601090611557f4eb94b7ee24fb 5beb4461c63a0p0eu@bounces.amazon.fr> to=<contact@jeremy-***.com> proto=ES MTP helo=<lux.smtp-out.eu-west-1.amazonses.com>

Ça donne quoi ça ?

  dig -t txt spf1.amazon.com

;; Truncated, retrying in TCP mode.
;; Connection to 192.168.0.254#53(192.168.0.254) for spf1.amazon.com failed: connection refused.

C’est donc un problème de DNS… Par contre pour l’instant j’ai pas trop d’idée, je suppose que c’estta box qui est à cette adresse mais je vois pas pourquoi ça renvoie cette erreur…

Oui, c’est la passerelle extérieure !

Bon, déja peux-tu me dire quel est le contenu de /etc/resolv.conf ?

nameserver 192.168.0.254

ok, d’après ce que j’ai vu c’est du à la taille du buffer UDP du serveur DNS, le problème c’est que l’onn’a pas accès à ce genre de paramètre sur une box (enfin je ne pense pas) la solution serait donc de changer de serveur DNS… C’est qui ton FAI ?

Ah d’accord… Donc, on ne doit pas modifier ce fichier ? Je suis chez FREE.

Pour conserver le même DNS, c’est le serveur DNS qu’il faudrait modifier, en l’occurence ta box, pour qu’elle accepte les connexions TCP ou lui donner un buffer UDP plus gros, ça c’est pas possible.

Par contre, changer de serveur DNS, c’est faisable, mais pour que les modifications soient permanentes, il va falloir modifier un autre fichier, car /etc/resolv.conf est généré à chaque redémarrage…

(2 minutes le temps que je te décrive la marche à suivre…)

Merci bien :slight_smile: Mais j’avoue que les DNS, je n’y connais pas grand chose. Je suis en train de potasser tout cela avec un manuel sur les serveurs sous Debian…

Par contre, je vais bientôt passer chez OVH (notamment pour pouvoir configurer la reverse IP) car chez FREE, ils ont suspendu cette option ! Les modifications sont considérées comme prises en compte lorsque tu valides la demande de reverse DNS, mais lorsqu’on teste le PTR, c’est toujours proxad qui ressort !