email blacklists


Whitelists: The Perfect is the Enemy of the Good

Best Practices, Technical
No Silver Bullet

No Silver BulletWhitelists are the silver bullet and white elephant of email delivery. It sounds so easy, just get on that list and then you’re set. No more concerns about spam filters, blocking, bulking, junk folders and all the rest.

The challenge for most email senders is two-fold:

1. It’s really, really hard to qualify for a whitelist and some of the most prominent and effective senders never make it
2. Once you’re on the list, you’ve got to be incredibly vigilant to keep your IPs in good standing Read More ›


Webinar: Q&A With Carly and Paul

Best Practices, Events, Product, Technical
Q&A

SendGrid’s email experts Carly Brantz and Paul Kincaid-Smith hosted a webinar last week offering tips on how to improve your sender reputation. We received so many great questions that we weren’t able to get to them all. Carly and Paul wanted to continue the conversation on the SendGrid blog and address some questions they didn’t have time to answer last week.

If you missed the webinar, you can access a recording here.

How do outlook users complain that a message is spam?
PKS: They complain through the junk email reporting tool plugin that works to improve the Microsoft Outlook spam filter. They may also use a third party Outlook plugin like Cloudmark to report spam

What is an ESP?
CB: An ESP is an email service provider. They are organizations that provide email servers to send, receive and store email for organizations and/or end users. They can also be a company which offers email marketing or bulk email services. Read More ›