Summary

The `TestMailer` class in ActionMailer sends an email using Postmark. It sets the subject to "Hello from Postmark", the recipient to `receiverexample.com`, and the sender to `senderexample.com`. The email body includes a strong text "Hello strong dear Postmark user." and HTML. Tracking email opens is enabled. The code also demonstrates how to create a `PostmarkMessage` object with configurable sender, recipient, subject, HTML body, plain text body, reply-to address, tracking opens, and custom headers.

Title

Postmark: Fast, Reliable Email Delivery Service | SMTP | API

Description

Send transactional and marketing emails and get them to the inbox on time, every time. Postmark is a fast and reliable email delivery service for developers.

Keywords

postmark, email, support, emails, hello, service, more, delivery, great, message, startups, help, https, dear, streams, guides, start

Categories

Technology

Upstreams

activecampaign.com, activehosted.com, joinmastodon.org

Downstreams

dmarcdigests.com, twitter.com, activecampaign.com

NS Lookup

A 94.247.142.1

Dates

Created 2024-02-13

Updated 2026-01-28

Summarized 2026-02-28