How postmark.com Looks on Slack
This page shows how postmark.com appears when shared on Slack. The current preview headline reads "Postmark: Fast, Reliable Email Delivery Service | SMTP | API". It pairs with the description "Send transactional and marketing emails and get them to the inbox on time, every time. Postmark is a fast and reliabl..." and a social image. Overall, postmark.com's setup scores 93/100 against Slack best practices.
Slack preview
Slack
postmarkapp.com
Postmark: Fast, Reliable Email Delivery Service | SMTP | APISend 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.
Analysis
postmark.com's social meta tag setup passes every check we run. The required tags are present, the image is well-sized, and the title and description fit comfortably within Slack's truncation limits. There's not much to improve here - this is a strong reference for anyone looking to optimize their own social previews.
What's working well: social share image found; title length is good (60 chars); description length is good (157 chars). 4 of the checks we run pass cleanly.
Frequently Asked Questions
See postmark.com on other platforms
Validate other sites on Slack
Validate your own URL
See how your site looks across all major social platforms - instantly, free, no signup.
Try LinkPreview.io