Posts by Chris Nagele

Love to travel with the wife and kids. Wannabe race car driver. Not so healthy obsession with Building Science.

@cnagele

2019

• Announcing the SMTP Field Manual

2018

• Why we removed Inbox delivery tests from our status page

2017

• Postmark’s recent and upcoming maintenance
• Why we no longer ask for SPF records
• What is ARC, or Authenticated Received Chain?
• All in for transactional email delivery — our new approval process
• Don’t forget your system emails

2016

• Are dedicated IPs important?
• Recent service issues: an update
• Delivery performance and transparency
• Why delivery speed matters
• The importance of domain reputation

2015

• DMARC: Handling unknown sources
• September 22nd service issues
• Delivery toolbox: Google Postmaster Tools
• Launch: Delivery confirmations

2014

• DMARC: 100,000 Reports Processed
• Keeping email secure
• Today's outage
• Enable Open Tracking for an entire server
• Postmark + Sendwithus: A/B testing, templates and segmentation
• Labs: A free tool to monitor and implement DMARC
• Open tracking is (finally) here!
• The Postmark Statistics API
• Improvements to servers page
• Troubleshooting email delivery issues
• Major outage today from 4:49am - 8:49am EST

2013

• Redesigned statistics and activity updates
• A completely redesigned email activity
• Breaking through to Gmail's Primary inbox
• Upgrading and Rotating DKIM Keys
• Postmark Heroku Add-on (Beta)

2012

• Bye, MongoDB. Hello, Cloudant!
• Winner of the Postmark Inbound Contest
• Lessons learned from our recent outages

2011

• The false promises of dedicated IPs
• What Happened This Morning
• DKIM and the "via" label in Gmail
• Port25’s Authentication and Spam Assassin Tool
• An update on email sending delays
• Recent Issues with Activity Page and Bounce Hooks
• Proof: DKIM and SenderID Improve Delivery
• Sending from a “no-reply” is no good

2010

• What we've been up to...
• Handling email in your test environment
• Maintenance at 1am, plus an inside look at our architecture
• Tracking sent emails and content
• Preheader in Twitter's new follow notification
• Take your reputation with you
• Beware of Cloudfront URLs in email
• Postmark Meets SMTP
• Handle Postmark Bounces Your Way
• Better Bounce Management for Postmark
• Postmark Now with Multiple Recipients Support