250ok has built a best-of-breed platform that addresses the concerns of today's data-driven marketers.


Len Shneyder
VP of Industry Relations


250ok Reputation has changed the way we monitor clients. I absolutely love the level of detail this tool provides, it takes all of the guesswork away and allows me to focus on fixing the problem as quickly as possible.


Kevin Huxham
Director of Deliverability

250ok has consistently proven themselves to be the leader in inbox placement optimization and monitoring. From their best-in-class products to their support team, 250ok provides an essential 24/7 service for Sailthru's global delivery team.


Ken Pfeiffer
Global Director, Delivery


Great group of people who really know the business inside and out. They have some of the most advanced and sophisticated features of anyone in the industry.


Tim Starr
Senior Director of Deliverability

250ok helps us quickly identify senders who may not be getting optimized delivery results. This way the team can focus on working with customers instead of reviewing piles of data.


Kiersti Esparza
Director, Email Privacy & Deliverability


250ok is one of our go-to research tools to help us manage our large group of email clients. From SNDS data to blacklist alerts, it's a must-have for our team.


Josh Nason
Email Reputation Manager

Resources for #SeriousSenders


How has DMARC adoption evolved since 2018? It’s…complicated.

Guess who’s back, back again? It’s Matthew Vernhout, director of privacy at 250ok, with an all-new DMARC report for 2019! Tell a friend. Yes, this year we’re looking at how DMARC adoption rates fluctuated between our first glance at them in 2018 for a number of industries as well as taking a peek at different […]

Email Mythbusters: If my list is opt-in, I should get zero complaints.

At this point, we sound like a broken record but we’re 250ok with that. We think confirmed opt-in, or double opt-in, practice is the most basic standard for marketers to implement. If you’re asking someone to take an action to confirm their interest, and they do it, you can be relatively sure they’re in this […]

What we know about the Google Postmaster Tools outage.

**Update, 6/26: It looks like GPT is back up and running!** Daily senders all over the world look at their email statistics according to how Google and Gmail users view their performance. From complaints to reputation data, these numbers are calculated and shared by Google with marketers through Google Postmaster Tools. However, on June 13, […]




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