Problème exposition des ports sur serveur dédié?

Mon serveur YunoHost

Matériel: Serveur dédié
Version de YunoHost: 11.0.9.11
J’ai accès à mon serveur : SSH + IPMI
Êtes-vous dans un contexte particulier ou avez-vous effectué des modificiations particulières sur votre instance ? : non

Description du problème

Je viens d’installer YunoHost sur un serveur dédié OVH.

Je peux accéder au serveur via SSH, mais il est inaccessible via l’IP ou le nom de domaine.

Le diagnostic renvoie les erreurs ci-après.

Pourtant les ports me semblent ouverts, cf. les résultats de commande.

Quelqu’un aurait-il une idée d’action à effectuer ?

Merci d’avance pour toute aide !

Diagnostic

[ERROR] Port 25 is not reachable from outside.
  - Exposing this port is needed for email features (service postfix)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 80 is not reachable from outside.
  - Exposing this port is needed for web features (service nginx)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 443 is not reachable from outside.
  - Exposing this port is needed for web features (service nginx)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 587 is not reachable from outside.
  - Exposing this port is needed for email features (service postfix)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 993 is not reachable from outside.
  - Exposing this port is needed for email features (service dovecot)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 5222 is not reachable from outside.
  - Exposing this port is needed for xmpp features (service metronome)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config

[ERROR] Port 5269 is not reachable from outside.
  - Exposing this port is needed for xmpp features (service metronome)
  - To fix this issue, you most probably need to configure port forwarding on your internet router as described in https://yunohost.org/isp_box_config
[ERROR] Domain DOMAINE appears unreachable through HTTP from outside the local network.
  - Connection error: could not connect to the requested domain, it's very likely unreachable.

Ports

sudo yunohost firewall reload
Success! Firewall reloaded
opened_ports: 
  - 22
  - 25
  - 53
  - 80
  - 443
  - 587
  - 993
  - 5222
  - 5269
  - 5353
sudo lsof -i -P -n | grep LISTEN
postsrsd    868  postsrsd    4u  IPv4  17606      0t0  TCP 127.0.0.1:10001 (LISTEN)
postsrsd    868  postsrsd    5u  IPv4  17607      0t0  TCP 127.0.0.1:10002 (LISTEN)
redis-ser  1039     redis    6u  IPv4  17733      0t0  TCP 127.0.0.1:6379 (LISTEN)
redis-ser  1039     redis    7u  IPv6  17734      0t0  TCP [::1]:6379 (LISTEN)
yunohost-  1048      root    6u  IPv4  15650      0t0  TCP 127.0.0.1:6787 (LISTEN)
sshd       1057      root    3u  IPv4  22181      0t0  TCP *:22 (LISTEN)
sshd       1057      root    4u  IPv6  22183      0t0  TCP *:22 (LISTEN)
dnsmasq    1118   dnsmasq    5u  IPv4  19748      0t0  TCP *:53 (LISTEN)
dnsmasq    1118   dnsmasq    7u  IPv6  19750      0t0  TCP *:53 (LISTEN)
mariadbd   1200     mysql   19u  IPv4  22838      0t0  TCP 127.0.0.1:3306 (LISTEN)
nginx      1355      root   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1355      root   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1355      root   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1355      root   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1356  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1356  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1356  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1356  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1357  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1357  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1357  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1357  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1358  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1358  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1358  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1358  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1359  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1359  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1359  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1359  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1360  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1360  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1360  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1360  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1361  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1361  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1361  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1361  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1362  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1362  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1362  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1362  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1363  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1363  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1363  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1363  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1364  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1364  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1364  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1364  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1365  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1365  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1365  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1365  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1367  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1367  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1367  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1367  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
nginx      1368  www-data   10u  IPv4  22282      0t0  TCP *:80 (LISTEN)
nginx      1368  www-data   11u  IPv6  22283      0t0  TCP *:80 (LISTEN)
nginx      1368  www-data   12u  IPv4  22284      0t0  TCP *:443 (LISTEN)
nginx      1368  www-data   13u  IPv6  22285      0t0  TCP *:443 (LISTEN)
rspamd     1500   _rspamd   10u  IPv4  16141      0t0  TCP 127.0.0.1:11332 (LISTEN)
rspamd     1500   _rspamd   11u  IPv6  16142      0t0  TCP [::1]:11332 (LISTEN)
rspamd     1500   _rspamd   13u  IPv4  16147      0t0  TCP 127.0.0.1:11334 (LISTEN)
rspamd     1500   _rspamd   15u  IPv6  16148      0t0  TCP [::1]:11334 (LISTEN)
rspamd     1500   _rspamd   17u  IPv4  16153      0t0  TCP 127.0.0.1:11333 (LISTEN)
rspamd     1500   _rspamd   19u  IPv6  16154      0t0  TCP [::1]:11333 (LISTEN)
slapd      1575  openldap    8u  IPv4  12895      0t0  TCP 127.0.0.1:389 (LISTEN)
slapd      1575  openldap    9u  IPv4  12898      0t0  TCP *:636 (LISTEN)
slapd      1575  openldap   10u  IPv6  12899      0t0  TCP *:636 (LISTEN)
cupsd      1644      root    6u  IPv6  17913      0t0  TCP [::1]:631 (LISTEN)
cupsd      1644      root    7u  IPv4  17914      0t0  TCP 127.0.0.1:631 (LISTEN)
dovecot    1646      root   15u  IPv4  11260      0t0  TCP *:4190 (LISTEN)
dovecot    1646      root   16u  IPv6  11261      0t0  TCP *:4190 (LISTEN)
dovecot    1646      root   36u  IPv4  24590      0t0  TCP *:143 (LISTEN)
dovecot    1646      root   37u  IPv6  24591      0t0  TCP *:143 (LISTEN)
dovecot    1646      root   38u  IPv4  24592      0t0  TCP *:993 (LISTEN)
dovecot    1646      root   39u  IPv6  24593      0t0  TCP *:993 (LISTEN)
lua5.1     1661 metronome   14u  IPv6  22384      0t0  TCP *:5269 (LISTEN)
lua5.1     1661 metronome   15u  IPv4  22385      0t0  TCP *:5269 (LISTEN)
lua5.1     1661 metronome   16u  IPv6  14980      0t0  TCP *:5222 (LISTEN)
lua5.1     1661 metronome   17u  IPv4  14981      0t0  TCP *:5222 (LISTEN)
lua5.1     1661 metronome   18u  IPv4  17904      0t0  TCP 127.0.0.1:5290 (LISTEN)
lua5.1     1661 metronome   19u  IPv6  17905      0t0  TCP [::1]:5290 (LISTEN)
master     1955      root   13u  IPv4  18015      0t0  TCP *:25 (LISTEN)
master     1955      root   14u  IPv6  18016      0t0  TCP *:25 (LISTEN)
master     1955      root   18u  IPv4  18021      0t0  TCP *:587 (LISTEN)
master     1955      root   19u  IPv6  18022      0t0  TCP *:587 (LISTEN)
rspamd     1960   _rspamd   10u  IPv4  16141      0t0  TCP 127.0.0.1:11332 (LISTEN)
rspamd     1960   _rspamd   11u  IPv6  16142      0t0  TCP [::1]:11332 (LISTEN)
rspamd     1961   _rspamd   13u  IPv4  16147      0t0  TCP 127.0.0.1:11334 (LISTEN)
rspamd     1961   _rspamd   15u  IPv6  16148      0t0  TCP [::1]:11334 (LISTEN)
rspamd     1962   _rspamd   17u  IPv4  16153      0t0  TCP 127.0.0.1:11333 (LISTEN)
rspamd     1962   _rspamd   19u  IPv6  16154      0t0  TCP [::1]:11333 (LISTEN)
rspamd     1963   _rspamd   17u  IPv4  16153      0t0  TCP 127.0.0.1:11333 (LISTEN)
rspamd     1963   _rspamd   19u  IPv6  16154      0t0  TCP [::1]:11333 (LISTEN)
rspamd     1965   _rspamd   17u  IPv4  16153      0t0  TCP 127.0.0.1:11333 (LISTEN)
rspamd     1965   _rspamd   19u  IPv6  16154      0t0  TCP [::1]:11333 (LISTEN)
rspamd     1968   _rspamd   17u  IPv4  16153      0t0  TCP 127.0.0.1:11333 (LISTEN)
rspamd     1968   _rspamd   19u  IPv6  16154      0t0  TCP [::1]:11333 (LISTEN)

Heuben mouarf , c’est super étrange … tu es sur qu’il n’y a pas genre un firewall qui serait configuré du côté d’OVH ?

il y a ça (Configurer le Network Firewall | Documentation OVH) mais je l’ai déjà désactivé sur le manager OVH… :disappointed_relieved:

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