Hi,
As requested, here’s the diagnostic report:
Mailer: postsmtp
HostName: waringsbakery.co.uk
cURL Version: 7.81.0
OpenSSL Version: OpenSSL/3.0.2
OS: Linux pod-202348 5.15.107+ #1 SMP Sat May 20 09:38:40 UTC 2023 x86_64
PHP: Linux 7.4.33.4 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=Yes, allow_url_fopen=Yes, mcrypt=No, zlib_encode=Yes
WordPress: 6.3 en_GB UTF-8
WordPress Theme: Warings Bakery
WordPress Plugins: InfiniteWP - Client, WordPress Backup & Security Plugin - BlogVault, Caldera Forms, Change Admin Email Setting Without Outbound Email, Classic Editor, CookieYes | GDPR Cookie Consent, Divi Shop Builder, Yoast Duplicate Post, WooCommerce Delivery Slots by Iconic, Post SMTP, Product Availability Slots for WooCommerce, Real-Time Find and Replace, Supreme Modules Lite - Divi Theme, Extra Theme and Divi Builder, Divi Supreme Pro, The Grid, UpdraftPlus - Backup/Restore, Use Any Font, Video User Manuals, Advanced Order Export For WooCommerce, WooCommerce Customer/Order/Coupon Export, WooCommerce Customer/Order/Coupon CSV Import Suite, WooCommerce Google Analytics Integration, Booster for WooCommerce, WooCommerce Payments, PDF Invoices & Packing Slips for WooCommerce, WooCommerce, Yoast SEO, WP File Manager, WP-Sweep
WordPress wp_mail Owner: /nas/content/live/waringsbakery/wp-content/plugins/post-smtp/Postman/PostmanWpMailBinder.php
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email, WPO\WC\PDF_Invoices\Main->set_phpmailer_validator, PostsmtpMailer->get_mail_args
Postman: 2.6.0
Postman Sender Domain (Envelope|Message): waringsbakery.co.uk | waringsbakery.co.uk
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SendGrid API (https://api.sendgrid.com:443)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 4035 | 19