Insights

Open Source Core ISC is a nonprofit custodian and distributor of commercial quality Open Source DNS and DHCP software, presenting a strong opportunity to upsell professional services, support agreements, and managed offerings around BIND DNS and Kea DHCP for customers deploying critical infrastructure.

Root DNS Presence With operations like F-Root and a long history since 1994, ISC offers credibility in Internet infrastructure; sales opportunities exist in reliability-focused deployments, enterprise-grade support, and incident response services for large networks needing stable DNS/ DHCP ecosystems.

Security Focus Recent high-severity vulnerabilities in Kea DHCP and ongoing maintenance updates for BIND highlight a demand for proactive vulnerability management, security advisories, and assurance programs that ISC can provide through managed services and certified patching.

Product Roadmap Launching Kea 3.0.0 and the Stork management tool indicates a willingness to expand product capabilities; potential sales angles include licensing for new features, migration support, and consulting services around upgrading and integrating the new releases.

SMB to Enterprise Revenue bracket and staffing suggest ISC serves a range from smaller teams to larger operators; target segments include mid-market ISPs, hosting providers, and enterprises seeking robust DNS/DHCP solutions with professional services and ongoing support.

Similar companies to Internet Systems Consortium

Internet Systems Consortium Tech Stack

Internet Systems Consortium uses 8 technology products and services including DoubleClick Floodlight, REST, WordPress, and more. Explore Internet Systems Consortium's tech stack below.

  • DoubleClick Floodlight
    Advertising
  • REST
    Api Management
  • WordPress
    Content Management System
  • RSS
    Content Management System
  • jQuery
    Javascript Libraries
  • Zabbix
    Miscellaneous
  • Linux
    Programming Languages
  • gRPC
    Web Frameworks

Media & News

Internet Systems Consortium's Email Address Formats

Internet Systems Consortium uses at least 1 format(s):
Internet Systems Consortium Email FormatsExamplePercentage
First.Last@isc.orgJohn.Doe@isc.org
34%
First_Last@isc.orgJohn_Doe@isc.org
26%
First@isc.orgJohn@isc.org
22%
First-Last@isc.orgJohn-Doe@isc.org
18%

Frequently Asked Questions

Where is Internet Systems Consortium's headquarters located?

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Internet Systems Consortium's main headquarters is located at po Box 360 Newmarket, New Hampshire 03857 United States. The company has employees across 4 continents, including North AmericaEuropeAsia.

What is Internet Systems Consortium's phone number?

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You can contact Internet Systems Consortium's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Internet Systems Consortium's official website and social media links?

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Internet Systems Consortium's official website is isc.org and has social profiles on LinkedInCrunchbase.

What is Internet Systems Consortium's SIC code NAICS code?

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Internet Systems Consortium's SIC code is 7379 - Computer Related Services, Not Elsewhere Classified NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Internet Systems Consortium have currently?

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As of May 2026, Internet Systems Consortium has approximately 45 employees across 4 continents, including North AmericaEuropeAsia. Key team members include President: J. O.Owner: K. K.Director Of Dns Operations: R. B.. Explore Internet Systems Consortium's employee directory with LeadIQ.

What industry does Internet Systems Consortium belong to?

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Internet Systems Consortium operates in the Technology, Information and Internet industry.

What technology does Internet Systems Consortium use?

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Internet Systems Consortium's tech stack includes DoubleClick FloodlightRESTWordPressRSSjQueryZabbixLinuxgRPC.

What is Internet Systems Consortium's email format?

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Internet Systems Consortium's email format typically follows the pattern of First.Last@isc.org. Find more Internet Systems Consortium email formats with LeadIQ.

How much funding has Internet Systems Consortium raised to date?

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As of May 2026, Internet Systems Consortium has raised $495K in funding. The last funding round occurred on May 29, 2025 for $495K.

When was Internet Systems Consortium founded?

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Internet Systems Consortium was founded in 1994.
Internet Systems Consortium logo

Internet Systems Consortium

Technology, Information and InternetNew Hampshire, United States11-50 Employees

Internet Systems Consortium (ISC) is a nonprofit 501(c)(3) public benefit corporation in the technology sector, based in Newmarket, New Hampshire. It serves as custodian and distributor of commercial-quality Open Source software for the Internet community and provides professional services based on its software. Since 1996, ISC has led the industry with a reference standard implementation of DNS software and also provides reference implementations for DHCP. ISC has operated F-Root, one of the 13 root DNS servers, as a public service to the Internet since 1994. The organization employs 11-50 people and supports a Managed Open Source model, with professional software engineers ensuring quality and compliance, and it offers support agreements for BIND DNS and Kea DHCP.

Section iconCompany Overview

Headquarters
po Box 360 Newmarket, New Hampshire 03857 United States
Phone number
Website
isc.org
SIC Code
7379 - Computer Related Services, Not Elsewhere Classified
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1994
Employees
11-50

Section iconFunding & Financials

  • $495K

    Internet Systems Consortium has raised a total of $495K of funding over 1 rounds. Their latest funding round was raised on May 29, 2025 in the amount of $495K.

  • $10M$25M

    Internet Systems Consortium's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $495K

    Internet Systems Consortium has raised a total of $495K of funding over 1 rounds. Their latest funding round was raised on May 29, 2025 in the amount of $495K.

  • $10M$25M

    Internet Systems Consortium's revenue is estimated to be in the range of $10M$25M

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