Everything email,
under one roof.
250ok tracks all of the signals critical to your email program. No more depreciated certifications, services blackholes, or insufficient data. Discover insights that drive world-class email performance.
See 250ok in action
Get advanced analytics on everything email.
Build a customized email management solution.
World-Class Deliverability
Emails that don't reach the inbox are simply wasted opportunities. 250ok tracks every aspect of your email program to ensure that your messages reach your customers.
Expert Services and Support
You won't find any junior-level script readers here. Ask for examples of deliverability issues 250ok diagnosed, triaged, and quickly resolved after other competitors failed.
Complete Customization
Live outside the app with custom email, SMS, Slack, HipChat, PagerDuty, and webhook alerts. Set it and forget it. Focus on what matters to you, free of pointless notifications.
The 250ok Difference:
| Us | Them | |
|---|---|---|
| International seed coverage at 100+ mailbox providers | ||
| Design integration with Litmus & Email on Acid | ||
| Integrated with major email service providers | ||
| Spam trap & phishing monitoring with alerts | ||
| In-house DMARC monitoring & guidance | ||
| Custom Email, SMS, Slack, and HipChat alerts | ||
| Compare performance across any campaign, device, or client | ||
| Full API or white label integration |
Resources for #SeriousSenders
Ask LB: When should I be seed testing?
Hey LB, Now that I’ve got access to a seedlist testing tool, when should I actually test my seedlist? Is it best to test before, after, or during sending? What are your tips for getting the most out of seedlist testing? Uncertainly yours, Dr. When Hi Dr. When, This is a great question, and the […]
Hit the slopes, not the spam folder.
250ok is headquartered in Indianapolis. Needless to say, we don’t do a lot of skiing in these parts. Luckily, we are sponsoring MediaPost’s Email Insider Summit in Deer Valley, Utah, on December 8-11, meaning we get to share our email expertise while enjoying the beautiful scenery—probably not at the same time, but you never know, […]
250ok Design adds iOS 13 previews: iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max
As many of you may know, Apple released the new iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max devices in September, alongside its new operating system, iOS 13. There’s good news for email marketers: Aside from the introduction of Dark Mode, the form factors of the new iPhones are on par with the […]