Van

Van is a delivery engineer at MailChimp. He helps make sure the good emails get to inboxes and stops the bad emails from going anywhere.

AOL Changes DMARC Policy

A couple weeks ago, Yahoo changed its DMARC policy to stop fraudulent emails. In response, many email receivers started bouncing emails with Yahoo.com From addresses sent from non-Yahoo servers. Yesterday, AOL announced the same change to its DMARC policy, and we expect to see similar results. Like the Yahoo change, this will only affect senders …

Yahoo Changes May Affect Your Deliverability

Yahoo recently changed its authentication policy, and the change could impact delivery of emails that come from yahoo.com addresses. That means if you send a campaign and your From address is a personal address at yahoo.com, there’s an increased chance your emails will go to spam or bounce. Why is this happening? In an attempt to …

Where Spam Traps Come From and How They Work

Regardless of how spam is technically defined, we can probably agree it’s unwanted email, and we don’t like it. (Unless you send spam, and then you can go TOS yourself.) In the fight against spam, some organizations use spam traps to find and block spammers. A spam trap is an email address that’s not actively used, but …

Delivery for Everyone, Even the Little Guys

Avid readers of our delivery-related posts might notice we put a lot of emphasis on a few major ISPs, like Gmail, Yahoo!, Hotmail, and AOL. With good reason, too—these four ISPs make up a little more than 50% of our total volume each month. Seriously, we send a lot of emails to them, so it …

Delivery Guide: The Next Generation

I’ve become accustomed to weird looks when I tell people, “I’m a Delivery Engineer.” It’s not the easiest job to explain, and I’ve heard all the jokes about trains, pizza, and wonderful-sounding trains that deliver pizza. There are a few quick answers I’ve worked up to help explain what a Delivery Engineer does: “I’m like …