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Company profile

DNSFilter Tech Stack

Protective DNS security and content filtering for organizations and MSPs

Technology, Information and Internet Washington, District of Columbia 51–200 employees Founded 2015 Privately Held
dnsfilter.com LinkedIn

DNSFilter sells DNS-layer threat protection and content filtering, and its job posts point to expansion beyond DNS into endpoint protection, including visibility into AI agent activity on devices. A CFO search alongside M&A integration and financing work suggests an acquisition-driven growth phase. A go-to-market stack of Salesforce, Outreach, 6sense, ZoomInfo and HubSpot, plus N-able integration, signals a sales- and channel-led motion.

Tech Stack 40 technologies

Core StackSlack Salesforce 6sense ZoomInfo HubSpot Python WordPress Asana Swift Go C++ React Next.js Ruby .NET JavaScript Redux Cursor C# Zendesk Outreach N-able Webflow Objective-C Xcode LLDB tcpdump Wireshark Material-UI Vitally+10 more

What DNSFilter Is BuildingChallenges and projects from their job posts

◆Challenges

  • Integrating acquisitions into the business
  • Converting marketing campaigns into qualified sales pipeline
  • Scaling financial operations
  • Maturing strategic partner relationships
  • Product marketing gap

▲Active Projects

  • AI agent visibility on endpoints
  • Endpoint protection platform against evolving threats
  • M&A integration
  • Financing activity
  • Channel marketing, joint plans and partner enablement

Hiring Activity

Accelerating10 roles · 9 in 30d

Department

Sales
3
Finance
2
Ops
2
Product
2
Marketing
1

Seniority

Junior
3
C-Level
2
Mid
2
Staff
2
Manager
1

Notable leadership hires: Chief Financial Officer

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About DNSFilter

DNSFilter is a privately held network security company founded in 2015 and headquartered in Washington, D.C. It provides protective DNS that blocks phishing, malware and harmful content before connections are made, supporting compliance needs such as CIPA, CMMC and HIPAA. The service covers hybrid workers, public Wi-Fi, and IoT or unmanaged devices without requiring agents or VPNs. The company employs 51–200 people and reports serving more than 43,000 organizations. Its engineering stack spans Go, C++, Python, Swift, .NET and React.

HeadquartersWashington, District of Columbia
Company Size51–200 employees
Founded2015
Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does DNSFilter use?

DNSFilter's stack includes Go, C++, Python, Swift, Objective-C, .NET, React and Next.js for engineering, plus Salesforce, HubSpot, Outreach, 6sense, ZoomInfo, Zendesk and Vitally for go-to-market and support.

Is DNSFilter hiring?

Yes. Hiring is accelerating in the United States, led by sales, with finance, operations, product and marketing roles, including a Chief Financial Officer search.

What is DNSFilter working on?

Job posts point to an endpoint protection platform, visibility into AI agent activity on endpoints, M&A integration, financing activity and channel partner enablement programs.

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How this profile is built

DNSFilter's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.