Hello team,
I hope you are well.
Please note i have the same problem. my email stopped working and it always shows authentication failure. below is the information:
Mailer: postsmtp
HostName: starsofempathy.com
cURL Version: 7.84.0
OpenSSL Version: OpenSSL/1.1.1p
OS: Linux web621.sohosted.com 4.18.0-425.10.1.lve.el8.x86_64 #1 SMP Wed Jan 25 12:10:58 EST 2023 x86_64
PHP: Linux 7.4.33 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=No, allow_url_fopen=Yes, mcrypt=No, zlib_encode=Yes
WordPress: 6.2.2 en_US UTF-8
WordPress Theme: Divi
WordPress Plugins: WPML Multilingual CMS, Add to Cart Button Custom Text, Akismet Anti-Spam: Spam Protection, All-in-One WP Migration, Autoptimize, BC Woo Custom Thank You Pages, Divi Contact Form 7, Classic Editor, Contact Form 7, Duplicator, Flexible Checkout Fields, Site Kit by Google, Kadence WooCommerce Email Designer, AI Powered Marketing, Mailchimp for WooCommerce, Mollie Payments for WooCommerce, Post SMTP, Product Pre-Orders for Woocommerce, Really Simple SSL, UpdraftPlus - Backup/Restore, Converter for Media, WooCommerce Stripe Gateway, WooCommerce Multilingual & Multicurrency, PDF Invoices & Packing Slips for WooCommerce, WooCommerce, Wordfence Security, Yoast SEO, WPForms, WPML String Translation
WordPress wp_mail Owner: /var/www/vhosts/starsofempathy.com/httpdocs/wp-content/plugins/post-smtp/Postman/PostmanWpMailBinder.php
WordPress wp_mail Filter(s): WPO\WC\PDF_Invoices\Main->set_phpmailer_validator, PostsmtpMailer->get_mail_args
WordPress wp_mail_from Filter(s): wordfence::fixWPMailFromAddress
WordPress phpmailer_init Action(s): wpcf7_phpmailer_init, WC_Email_New_Order->handle_multipart, WC_Email_Cancelled_Order->handle_multipart, WC_Email_Failed_Order->handle_multipart, WC_Email_Customer_On_Hold_Order->handle_multipart, WC_Email_Customer_Processing_Order->handle_multipart, WC_Email_Customer_Completed_Order->handle_multipart, WC_Email_Customer_Refunded_Order->handle_multipart, WC_Email_Customer_Invoice->handle_multipart, WC_Email_Customer_Note->handle_multipart, WC_Email_Customer_Reset_Password->handle_multipart, WC_Email_Customer_New_Account->handle_multipart, WC_Stripe_Email_Failed_Renewal_Authentication->handle_multipart, WC_Stripe_Email_Failed_Preorder_Authentication->handle_multipart, WC_Stripe_Email_Failed_Authentication_Retry->handle_multipart, PostsmtpMailer->phpmailer_smtp_init
Postman: 2.5.9.4
Postman Sender Domain (Envelope|Message): starsofempathy.com | starsofempathy.com
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SMTP (smtp:tls:plain://mail621.sohosted.com:587)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 667 | 156
below more information:
smtp:tls:plain://mail621.sohosted.com:587 220 web621.sohosted.com ESMTP Postfix EHLO starsofempathy.com 250-web621.sohosted.com 250-PIPELINING 250-SIZE 76800000 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250 CHUNKING STARTTLS 220 2.0.0 Ready to start TLS EHLO starsofempathy.com 250-web621.sohosted.com 250-PIPELINING 250-SIZE 76800000 250-ETRN 250-AUTH DIGEST-MD5 CRAM-MD5 PLAIN LOGIN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250 CHUNKING AUTH PLAIN 334 AGhlbGxvQHN0YXJzb2ZlbXBhdGh5LmNvbQBTdCFyczFPTlRPUGRvbnlhdGkx 535 5.7.8 Error: authentication failed: authentication failure
Thank you, Loes