Connection refused

Hi,
some of emails that I wanted to send have connection refused status (some other were sent, some of not sent I was able to resent ans some not).

I’m getting this message:

You getting this message because an error detected while delivered your email.
For the domain:
The log to paste when you open a support issue:
Connection refused

and this diagnostic:

Mailer: postsmtp
HostName: polowanienacongiuntivo.wloskielove.pl
cURL Version: 7.68.0
OpenSSL Version: OpenSSL/1.0.1t
OS: Linux panel.linux.pl 3.16.0-4-amd64 #1 SMP Debian 3.16.51-3 (2017-12-13) x86_64
PHP: Linux 7.1.33 pl_PL.UTF-8
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=Yes, allow_url_fopen=Yes, mcrypt=Yes, zlib_encode=Yes
WordPress: 5.3.2 pl_PL UTF-8
WordPress Theme: Twenty Seventeen
WordPress Plugins: Autoptimize, GDPR Cookie Consent, Elementor, Forminator, H5P, Post SMTP, Premium Addons for Elementor, Really Simple SSL, WP Idea
WordPress wp_mail Owner: /home/wloskielov/domains/polowanienacongiuntivo.wloskielove.pl/public_html/wp-content/plugins/post-smtp/Postman/PostmanWpMailBinder.php
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email
WordPress phpmailer_init Action(s): PostsmtpMailer->phpmailer_smtp_init
Postman: 2.0.9
Postman Sender Domain (Envelope|Message): gmail.com | gmail.com
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SMTP (smtp:tls:oauth2://smtp.gmail.com:587)
Postman Active Transport Status (Ready|Connected): Yes | No
Postman Deliveries (Success|Fail): 318 | 34

Where should I change what to make it work?
Thank you!

• This topic was modified 6 years, 4 months ago by Jan Dembowski.
• This topic was modified 6 years, 4 months ago by Jan Dembowski.

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