This is from the diagnostic test:
OS: Linux box1116.bluehost.com 3.12.65-20161020.132.ELK6.x86_64 #1 SMP Thu Oct 20 23:36:20 CDT 2016 x86_64
PHP: Linux 5.4.43 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=Yes, allow_url_fopen=Yes, mcrypt=Yes, zlib_encode=Yes
WordPress: 4.7.2 en_US UTF-8
WordPress Theme: Divi
WordPress Plugins: Autoptimize, Google Analytics by MonsterInsights, Jetpack by WordPress.com, Postman SMTP, SumoMe, W3 Total Cache, Wordfence Security, Yoast SEO, WPForms Lite
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email
WordPress wp_mail_from Filter(s): wordfence::fixWPMailFromAddress
Postman: 1.7.2
Postman Sender Domain (Envelope|Message): flexchiropractic.net | flexchiropractic.net
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: Gmail API (https:oauth2://www.googleapis.com:443)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 12 | 0
Karen
(@kmquigleycomcastnet)
I’m having the same problem. The connectivity test shows Port 25 closed but can be used.
OS: Linux p3nlhg761.shr.prod.phx3.secureserver.net 2.6.32-604.30.3.lve1.3.63.el6.nfsfixes.x86_64 #1 SMP Mon Oct 26 11:56:49 MST 2015 x86_64
PHP: Linux 5.4.19 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=No, allow_url_fopen=Yes, mcrypt=Yes, zlib_encode=Yes
WordPress: 4.7.2 en_US UTF-8
WordPress Theme: evolve Plus
WordPress Plugins: Redux Framework, Akismet, Data Tables Generator by Supsystic, The Events Calendar PRO, Form Maker Pro, Google Analytics Dashboard for WP, Google Analytics for WordPress by MonsterInsights, Jetpack by WordPress.com, Postman SMTP, Revolution Slider, Maintenance Mode, Social Pug, Theme4Press Core, The Events Calendar, WordPress Backup to Dropbox
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email
Postman: 1.7.2
Postman Sender Domain (Envelope|Message): hollyhillfarm.org> | hollyhillfarm.org
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SMTP (smtp:none:none://relay-hosting.secureserver.net:25)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 17 | 17
Postman Stealth Mode: Yes