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Powerful email analytics enabling brands to monitor their reputation, maximize inbox placement, and measure how customers engage with their campaigns.

Inbox
Placement

Seedlist-based inbox monitoring covering dozens of ISPs. Know your inbox placement before you send campaigns.

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Reputation
Monitoring

Advanced email reputation and blacklist monitoring for brands, enterprises, and email service providers.

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Email
Analytics

Email rendering previews and in-depth insights into how recipients interact with your campaigns.

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Marketo Adobe Delivra Copernica Salesfusion Listrak ActOn

Our technology enables mailers and marketers to optimize, deliver, and measure millions of messages to mailboxes around the world.


Email Service Providers

Whether internal testing or reselling, 250ok partners with ESPs around the world to maximize their deliverability.

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Brands & Enterprise

Global coverage, better inbox insight, advanced reputation monitoring, and a robust API to tie it all together.

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Resellers & Referrals

See how partnering with 250ok can boost your revenue through reseller packages and referral agreements.

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Deliverability Consulting

Stop letting low inbox placement rates, poor sending reputation, or high spam scores impact your bottom line.

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Kiersti Esparza, Marketo
"Using Reputation Informant enables us to 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
Privacy Team Manager at Marketo

Kris Dougherty, Delivra
"I love the flexibility of 250ok’s Blacklist Informant. Being able to adjust the frequency by IP or domain and adjust where the alerts are sent is exactly what we needed."

Kris Dougherty
Director of Deliverability Operations, Delivra

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