Postmark
Log In
Why Postmark?
Product
Features
Email API
SMTP Service
Message Streams
Transactional Email
Email Delivery
Email Templates
Inbound Email
Analytics
Integrations
Postmark For
Agencies
Enterprise
Startups
Bootstrapped Startups
Side Projects
Postmark vs.
SendGrid
Mailgun
Amazon SES
SparkPost
Mandrill
Pricing
Resources
Blog
API Documentation
Getting Started
Email Guides
Email Comic
Webinars
Videos
Podcast
DMARC Digests
Glossary
Help
Support Center
Contact Support
Talk to Sales
Status
Log in
Start free trial
Why Postmark?
Product
Features
Email API
SMTP Service
Message Streams
Transactional Email
Email Delivery
Email Templates
Inbound Email
Analytics
Integrations
Postmark For
Agencies
Enterprise
Startups
Bootstrapped Startups
Side Projects
Postmark vs.
SendGrid
Mailgun
Amazon SES
SparkPost
Mandrill
Pricing
Resources
Blog
API Documentation
Getting Started
Email Guides
Email Comic
Webinars
Videos
Podcast
DMARC Digests
Glossary
Help
Support Center
Contact Support
Talk to Sales
Status
Log in
Start free trial
Start free trial
Already have an account?
Log in →
Posts by Anna Ward
Head of Deliverability and professional picnicker.
@howdy_anna
2022
Why you can’t use a Gmail or Yahoo address to sign up for Postmark
2021
New Features for SMTP Field Manual
2019
What the heck is BIMI and why is it so important?
API Bulk: The Final Frontier
How blacklists don’t work
My file is not small, it’s fun-sized!
Filtering changes at Gmail
2018
How to check your sending IP reputation
How to check your domain reputation
How to find and fix Gmail reputation-based bounces in 4 steps
Help
