Meser10 Email Auth Check

Secure-by-default email delivery: SMTP, Amazon SES, Postmark, Mailgun, Brevo and SendGrid, with a log, resend, backup connection and alerts. Free.

Send WordPress email through your own SMTP server, Gmail, or Outlook. No upsells, no bloat, no tracking.

Send WordPress email through SMTP Senpai by MailSenpai, an EU-hosted SMTP relay and email API. API key or SMTP, test email, domain check, log.

Verify Mailster subscribers in real time with Kickbox email verification to cut bounces and improve email deliverability.

A complete email platform for WordPress: transactional SMTP, marketing campaigns, branded mailboxes, and DKIM-aligned sending from your own domain.

Email deliverability test for WordPress. See if your emails reach the inbox or land in spam, and exactly what Gmail and Outlook receive.

One-time SMS codes through your Meser 10 account: verify mobile numbers at registration and checkout, and add an SMS step to sign-in.

Reminds shoppers who left items in the cart, by email and SMS through your Meser 10 account, with a link that brings the cart back.

Send the email WordPress generates through your Meser 10 account instead of the server's own mail function.

Texts your customer when their order changes status, and you when one arrives, through your Meser 10 account.