250ok is a company developing a SaaS-based platform to monitor and measure the deliverability of email networks. It provides solutions such as Blacklist check, a tool designed to notify listings, DNS lookup, a solution against widely used nameservers, SPF analyzer, a method to prevent email sender address forgery, etc.

Employee Rating

Parent CompanyValidity
HQIndianapolis, IN, US
250ok was founded in 2012 and is headquartered in Indianapolis, IN, US

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Key People/Management at 250ok

Greg Kraios

Greg Kraios

Ronda Schwarzkopf

Ronda Schwarzkopf

Director of Finance
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250ok Office Locations

250ok has an office in Indianapolis
Indianapolis, IN, US (HQ)
9247 N Meridian St #301
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250ok Financials and Metrics

Summary Metrics

Founding Date


Total Funding

$2.6 m


In total, 250ok had raised $2.6 m. 250ok is a subsidiary of Validity

250ok Online and Social Media Presence

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250ok Blogs

How to Win in an Evolving Email Marketing Landscape

Competition in the inbox is fiercer than ever. Global email volumes are approaching record highs, and recent privacy restrictions and regulations surrounding email data have many marketers scrambling to come up with a new strategy. Marketers need to reevaluate the fundamental ways they measure and d…

Apple MPP Adoption is Ripening Rapidly

After two weeks of Apple’s Mail Privacy Protection (MPP), we are seeing early indicators of the impact it is having. In case you’ve been living in a parallel digital universe, this means email images are now being automatically pre-fetched for Apple Mail users who have upgraded to the new iOS15 oper…

Introducing DemandTools: the V Release

For nearly twenty years, Validity’s flagship DemandTools product has helped ensure your data remains your most valuable asset. Today, we’re excited to introduce a brand-new version of DemandTools: the V Release. The COVID-19 pandemic exposed flaws in CRM and software practices, and for many business…

The State of Email in APAC

Email marketers are facing some unique challenges in 2021. As we approach peak holiday and sales season, record sending volumes mean even greater competition in the inbox. Plus, the introduction of Apple’s Mail Privacy Protection (MPP), which prevents email senders from deploying tracking pixels and…

Ethical & Exceptional Email: How to Rank Top for Both

Ethical marketing is a hot topic right now, especially with the introduction of Apple’s Mail Privacy Protection (MPP) functionality. MPP strengthens subscriber privacy by restricting the use of tracking pixels and IP addresses to identify factors like email opens, device utilisation, and location. I…

Apple’s Mail Privacy Protection is Here

Today is the day Apple just released iOS 15, which includes its latest privacy feature, Mail Privacy Protection (MPP). This has been a hot topic among marketers since Apple first announced their plans to introduce the feature back in June. Regardless of how much (or how little) you chose to prepare …
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250ok Frequently Asked Questions

  • When was 250ok founded?

    250ok was founded in 2012.

  • Who are 250ok key executives?

    250ok's key executives are Greg Kraios and Ronda Schwarzkopf.

  • How many employees does 250ok have?

    250ok has 7 employees.

  • Who are 250ok competitors?

    Competitors of 250ok include Adhost, Aurea Software and FreshAddress.

  • Where is 250ok headquarters?

    250ok headquarters is located at 9247 N Meridian St #301, Indianapolis.

  • Where are 250ok offices?

    250ok has an office in Indianapolis.

  • How many offices does 250ok have?

    250ok has 1 office.