One For All. All In One.

Stop wasting money on bad addresses and reputation damage to boot. List validation allows you to pre-check your lists and strip out invalid or questionable email addresses, minimizing risk to your reputation.

• Scan and validate your mailing lists to ensure ongoing delivery
• Get sending suggestions based on your risk tolerance
• Our proprietary multi-step process provides more accurate results, backed by SOC 2 Type II compliance

Everything you need to test, optimize, and feel confident your emails are ready for your customers, regardless of device or mail client.

• Get instant email previews on more than 70 devices and clients
• Previews are prioritized based on the makeup of your mailing list
• Iterate effortlessly with collaborative communication tools

Email content doesn't matter if it lands in spam. Test emails to determine whether or not they are likely to land in the inbox.

• Test your inbox placement at major mailbox providers, before or during your send
• Use our Seedlist Optimizer to prioritize your results based on the make-up of your mailing list
• Complement your inbox placement reporting with Google Postmaster Tools, Microsoft SNDS, and more

Get the full view of what's happening with your email program. From audience insights to churn, you'll have the data you need in the way you need it to make the right decisions.

• Add to your ESP's visibility with 250ok's automated tracking pixel
• Get in-depth data on geolocation, engagement duration, open timing, and mail clients and devices
• Identify and explore customer segments to keep tabs on who is engaged and who is at risk of disengaging

Monitor spam trap hits and suspicious activity to manage your sender reputation, and bask in the glory of great deliverability.

• Analyze spam trap hits or suspicious mail using our proprietary sensor network data
• Monitor blacklist and complaint activity, and suppress problematic addresses
• Leverage integrated third-party data for a complete picture including Google Postmaster Tools, Microsoft SNDS, and more

Protect yourself and your recipients. Manage and monitor your DMARC reporting to ensure you are catching, isolating, and rejecting any unauthorized mail pretending to be you.

• Automate your DMARC report collection to monitor the health of your authentication
• Track compliance and protect your brand and customers from spam, fraud, and phishing
• 250ok's Sensor Network data provides additional context to your DMARC reports

Know when things are going well…or not. Customizable alerts are available for all features, giving you full control over how you monitor your program, from start to finish.

• Set action-based alerts for the signals mattering most to your business goals
• Only alert the right people at the right time, for only the right things
• Use Web Hooks and API integrations for however you best communicate