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Nominum

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Provider of DNS-based solutions for service providers to enhance and protect the online subscriber experience.

Redwood City, United StatesFounded 1999Telecom
Valuation $0–100M Latest valuation · 2005
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About Nominum

Nominum operated as a specialized provider of DNS-based security and services, establishing itself as a key player in the carrier-grade solutions market before its acquisition by Akamai Technologies. Founded in 1999 and headquartered in Redwood City, California, the company was co-founded by Paul Mockapetris, the original inventor of the Domain Name System (DNS). Mockapetris, who holds degrees in Physics and Electrical Engineering from MIT and a Ph.D. from UC Irvine, brought unparalleled expertise to the firm, having developed the first SMTP email server and the foundational DNS architecture in the 1980s. This deep-rooted history in internet protocols shaped Nominum's mission to advance naming and directory systems for the internet.

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The company's business model centered on providing an integrated suite of DNS solutions to fixed and mobile network operators worldwide. Its clientele consisted of over 130 service providers across more than 40 countries, for whom Nominum's technology processed trillions of DNS queries daily. Revenue was generated by licensing its carrier-grade software, which enabled operators to enhance network security, protect subscribers from threats like malware and phishing, and offer monetizable value-added services. The product lineup included the Vantio CacheServe, a high-performance caching DNS server, and Vantio AuthServe, an authoritative DNS service designed to outperform traditional systems. Nominum also developed the N2 Big Data Connector, allowing organizations to analyze vast amounts of DNS data for insights. For mobile operators facing the data explosion, the Nominum Mobile Suite was introduced to improve spectrum efficiency, manage network traffic, and provide greater service visibility.

In late 2017, Akamai Technologies acquired Nominum in an all-cash transaction to bolster its carrier and enterprise security portfolio. The acquisition was a strategic move for Akamai, combining Nominum's carrier-focused DNS security solutions with Akamai's extensive enterprise security offerings and threat intelligence. Gary Messiana, who served as Nominum's CEO from 2011, played a crucial role in steering the company towards this successful exit. Messiana had prior experience selling another company, Netli, to Akamai in 2007, demonstrating a history of building valuable enterprises in the network infrastructure space. The integration aimed to provide a more comprehensive set of security products to identify, block, and mitigate a wide range of cybersecurity threats for a larger combined customer base.

Source: Dealroom company data

At a glance

Status
Acquired
Founded
1999
Headquarters
Redwood City, United States
Employees
46
Open positions
None listed
Dealroom signal
25.0/100
Industry
Telecom
Sector
Telecom, Delivery
Client focus
b2b

Latest news

Press, funding announcements and product moves mentioning Nominum.

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Funding history

5 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ACQUISITIONExit Oct 2017 $0 Undisclosed
SERIES DEquity / VC Mar 2005 $16M $64M InnoVen Capital · Bessemer Venture Partners · Morgenthaler Ventures · Globespan Capital Partners
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Growth signals

Nominum website traffic

Latest recorded traffic for Nominum is 40 monthly website visits, up 33.3% over the last three months. Nominum's team declined 2.1% over the past year.

Latest monthly visits40 3-month web change+33.3% 1-year team growth-2.1%
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Similar companies

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Investors

10 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A4 investors entered at this stage

Series B and later3 investors entered at this stage

  • Globespan Capital Partners
  • Advanced Technology Ventures
  • InnoVen Capital

Other known investors3 additional known investors

  • DTCP
  • Presidio Ventures
  • T Capital
Team profiled 39 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
4 countries with
team presence
🇺🇸 United States62.5%
🇬🇧 United Kingdom12.5%
🇮🇳 India12.5%
🇦🇺 Australia12.5%
4 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Nominum on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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