Key English Polish
diagnosis_ip_weird_resolvconf DNS resolution seems to be working, but it looks like you're using a custom <code>/etc/resolv.conf</code>.
diagnosis_ip_weird_resolvconf_details The file <code>/etc/resolv.conf</code> should be a symlink to <code>/etc/resolvconf/run/resolv.conf</code> itself pointing to <code>127.0.0.1</code> (dnsmasq). If you want to manually configure DNS resolvers, please edit <code>/etc/resolv.dnsmasq.conf</code>.
diagnosis_mail_blacklist_listed_by Your IP or domain <code>{item}</code> is blacklisted on {blacklist_name}
diagnosis_mail_blacklist_ok The IPs and domains used by this server do not appear to be blacklisted
diagnosis_mail_blacklist_reason The blacklist reason is: {reason}
diagnosis_mail_blacklist_website After identifying why you are listed and fixing it, feel free to ask for your IP or domain to be removed on {blacklist_website}
diagnosis_mail_ehlo_bad_answer A non-SMTP service answered on port 25 on IPv{ipversion}
diagnosis_mail_ehlo_bad_answer_details It could be due to an another machine answering instead of your server.
diagnosis_mail_ehlo_could_not_diagnose Could not diagnose if postfix mail server is reachable from the outside in IPv{ipversion}.
diagnosis_mail_ehlo_ok The SMTP mail server is reachable from the outside and therefore is able to receive emails!
diagnosis_mail_ehlo_unreachable The SMTP mail server is unreachable from the outside on IPv{ipversion}. It won't be able to receive emails.
diagnosis_mail_ehlo_unreachable_details Could not open a connection on port 25 to your server in IPv{ipversion}. It appears to be unreachable.<br>1. The most common cause for this issue is that port 25 <a href='https://yunohost.org/isp_box_config'>is not correctly forwarded to your server</a>.<br>2. You should also make sure that service postfix is running.<br>3. On more complex setups: make sure that no firewall or reverse-proxy is interfering.
diagnosis_mail_ehlo_wrong A different SMTP mail server answers on IPv{ipversion}. Your server will probably not be able to receive emails.
diagnosis_mail_ehlo_wrong_details The EHLO received by the remote diagnoser in IPv{ipversion} is different from your server's domain.<br>Received EHLO: <code>{wrong_ehlo}</code><br>Expected: <code>{right_ehlo}</code><br>The most common cause for this issue is that port 25 <a href='https://yunohost.org/isp_box_config'>is not correctly forwarded to your server</a>. Alternatively, make sure that no firewall or reverse-proxy is interfering.
diagnosis_mail_fcrdns_different_from_ehlo_domain Reverse DNS is not correctly configured for IPv{ipversion}. Some emails may fail to get delivered or be flagged as spam.
diagnosis_mail_fcrdns_different_from_ehlo_domain_details Current reverse DNS: <code>{rdns_domain}</code><br>Expected value: <code>{ehlo_domain}</code>
diagnosis_mail_fcrdns_dns_missing No reverse DNS is defined in IPv{ipversion}. Some emails may fail to get delivered or be flagged as spam.
diagnosis_mail_fcrdns_nok_alternatives_4 Some providers won't let you configure your reverse DNS (or their feature might be broken...). If you are experiencing issues because of this, consider the following solutions:<br> - Some ISP provide the alternative of <a href='https://yunohost.org/#/email_configure_relay'>using a mail server relay</a> though it implies that the relay will be able to spy on your email traffic.<br>- A privacy-friendly alternative is to use a VPN *with a dedicated public IP* to bypass this kind of limits. See <a href='https://yunohost.org/#/vpn_advantage'>https://yunohost.org/#/vpn_advantage</a><br>- Or it's possible to <a href='https://yunohost.org/#/isp'>switch to a different provider</a>
diagnosis_mail_fcrdns_nok_alternatives_6 Some providers won't let you configure your reverse DNS (or their feature might be broken...). If your reverse DNS is correctly configured for IPv4, you can try disabling the use of IPv6 when sending emails by running <cmd>yunohost settings set email.smtp.smtp_allow_ipv6 -v off</cmd>. Note: this last solution means that you won't be able to send or receive emails from the few IPv6-only servers out there.
diagnosis_mail_fcrdns_nok_details You should first try to configure reverse DNS with <code>{ehlo_domain}</code> in your internet router interface or your hosting provider interface. (Some hosting providers may require you to send them a support ticket for this).