Infoblox
Corporate brand
UnclaimedAn enterprise technology company providing DNS, DHCP, IP address management, network automation, and DNS-layer cybersecurity solutions.
Last updated August 22, 2026
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Overview
Infoblox is a Silicon Valley technology company focused on the management and protection of foundational network services. Its core product area is DDI, the industry shorthand for Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), and IP address management (IPAM). These services allow organizations to identify network-connected devices, allocate and track addresses, resolve domain names, automate configuration, and apply policy across increasingly distributed environments. Founded in 1999 by Stuart Bailey, Michael Ford, Greg Lanier, Tom Kowal, and Ivan Pulleyn, Infoblox initially built its business around dedicated appliances that simplified the operation of critical network infrastructure. Its SilverBox product, introduced in 2005, provided an early example of the company’s effort to make DNS and DHCP services more resilient and continuously available. Acquisitions expanded the company beyond appliance-based DDI. The 2007 purchase of French startup lpanto contributed technology associated with IP address management and WinConnect appliances, while the 2010 acquisition of Net Cordia added network task automation and configuration-change management capabilities. Infoblox became a publicly traded company in 2012, listing on the New York Stock Exchange under the symbol BLOX. During its public-company period, it broadened its portfolio from network administration into security and threat intelligence. In 2013, it released Tapestry, an open-source tool for collecting information about network complexity on OpenFlow devices. In 2016, it acquired IID, a cyber-threat-intelligence provider, for $45 million. That transaction strengthened the company’s ability to use DNS data for detecting malicious activity and identifying emerging threats. Vista Equity Partners agreed to acquire Infoblox in 2016 for approximately $1.6 billion. The transaction closed in November of that year, and Infoblox was delisted. Warburg Pincus later made a significant investment, completed in December 2020, resulting in Vista Equity Partners and Warburg Pincus each holding a 50 percent ownership interest according to the cited reference material. The company’s modern portfolio combines DDI, network automation, asset visibility, cloud networking, and security. Its NIOS operating system supports DNS, DHCP, and IPAM deployments, while newer Universal DDI offerings are designed to manage hybrid and multi-cloud infrastructure. Infoblox Threat Defense uses DNS telemetry and threat intelligence to identify connections to malicious domains and other indicators of compromise. The company also develops threat research on malware infrastructure, phishing operations, malicious URL-shortening services, and other forms of abuse. Infoblox expanded its cloud-native and secure-access capabilities through the 2019 acquisition of SnapRoute and its cloud-native network operating system technology. It has also invested in cybersecurity research and threat intelligence, including through its Tacoma, Washington, office. In 2023, Scott Harrell became president and chief executive officer. Later leadership appointments included Joshua Husk as chief revenue officer in 2025 and Justin Kappers as chief information officer in 2025, based on the supplied reference material. Infoblox serves enterprises, public-sector organizations, and service providers internationally. Its positioning is that of a specialized enterprise infrastructure and security vendor: rather than competing primarily as a general-purpose firewall or cloud-platform provider, it emphasizes control and security at the DNS and network-identity layer. The company’s 2025 activity included managed rules for AWS Network Firewall and a partnership with Google Cloud involving Universal DDI and Google Cloud WAN. A proposed 2026 acquisition of Axur was intended to add AI-assisted external threat detection and disruption, although completion and financial terms were not established in the supplied material.
History
Infoblox was established in 1999 in Chicago, Illinois, by Stuart Bailey, Michael Ford, Greg Lanier, Tom Kowal, and Ivan Pulleyn. The company entered the enterprise networking market by developing products for the administration of DNS, DHCP, and IP address resources. These functions are operationally fundamental but historically difficult to manage at scale because they involve constantly changing device identities, addresses, policies, and name-resolution records. In 2005, Infoblox introduced SilverBox, a highly available appliance for DNS and DHCP services. The product reflected the company’s early emphasis on resilient, purpose-built network infrastructure. In 2007, it acquired French startup lpanto, obtaining technology that contributed to its IP address management and WinConnect appliance offerings. In 2010, Infoblox acquired Net Cordia, a provider of network task automation technology. Later that year, the two technology portfolios were integrated, linking Infoblox’s IP address management functions with network configuration and change-management capabilities. The company completed an initial public offering in 2012 and began trading on the New York Stock Exchange under the symbol BLOX. While public, Infoblox continued to expand its focus beyond basic network administration. In 2013, it released Tapestry, an open-source tool designed to operate with OpenFlow devices and collect information about network complexity. The tool was developed by Stuart Bailey, then Infoblox’s chief technology officer, together with University of Chicago professor Robert Grossman. Infoblox’s security orientation became more pronounced through its acquisition of IID in February 2016. IID supplied cyber-threat-intelligence capabilities and helped Infoblox use DNS-related data to identify malicious domains, infrastructure, and activity patterns. In September 2016, Vista Equity Partners announced an agreement to purchase Infoblox for approximately $1.6 billion. The transaction closed in November 2016, taking the company private and ending its NYSE listing. The company continued investing in security research and engineering. In 2017, it announced an expansion of its Tacoma, Washington, office, which supported cybersecurity research, threat intelligence, and engineering. In 2019, Infoblox acquired SnapRoute and its cloud-native network operating system technology. The acquisition supported the company’s ambitions in cloud networking and secure-access architectures, including the broader SASE market. That year, Infoblox was also included in The Software Report’s list of the top 25 cybersecurity companies, according to the supplied reference material. In 2020, Warburg Pincus made a significant investment in Infoblox. The transaction closed on December 1 after required approvals, with Vista Equity Partners and Warburg Pincus each holding half of the company according to the cited material. As a private company, Infoblox no longer reports the same level of detailed financial information as it did while publicly listed. The company’s portfolio now spans traditional DDI, cloud-based management, network automation, asset intelligence, and DNS security. NIOS remains associated with the management of DNS, DHCP, and IPAM services, while Universal DDI and NIOS-X as a Service address hybrid and cloud deployment models. Infoblox Threat Defense applies DNS analytics and threat intelligence to help detect and block access to malicious infrastructure. Infoblox also operates a threat-research program that has reported on campaigns and threat clusters including Decoy Dog, Loopy Lizard, Prolific Puma, Muddling Meerkat, and Vigorish Viper. These investigations illustrate the company’s strategy of treating DNS as both a network-control plane and a source of security intelligence. On January 11, 2023, Infoblox appointed Scott Harrell as president and CEO. In 2025, it announced managed rules for AWS Network Firewall and a partnership with Google Cloud to integrate Universal DDI with Google Cloud WAN. It also appointed Joshua Husk as chief revenue officer and Justin Kappers as chief information officer. In 2026, the company announced a definitive agreement to acquire Axur, with the intended combination focused on pairing Axur’s AI-assisted external-threat detection and takedown capabilities with Infoblox’s DNS-layer security. The supplied material did not establish whether that transaction had closed.
- 2026
Proposed Axur acquisition
[1]Infoblox announced a definitive agreement to acquire Axur, subject to closing and with terms not disclosed in the supplied material.
- 2025
AWS Network Firewall integration
[1]Infoblox launched managed rules that brought its DNS-based threat intelligence into AWS Network Firewall environments.
- 2025
Google Cloud WAN partnership
[1]Infoblox and Google Cloud announced integration between Universal DDI and Google Cloud WAN.
- 2023
Scott Harrell becomes CEO
[1]Scott Harrell was appointed president and chief executive officer.
- 2020
Warburg Pincus investment closes
[1]Warburg Pincus completed a significant investment, with the supplied reference describing equal ownership alongside Vista Equity Partners.
- 2019
SnapRoute acquisition
[1]The acquisition added cloud-native network operating system technology and supported Infoblox’s cloud and SASE-related strategy.
- 2016
IID acquisition and take-private transaction
[1]Infoblox acquired IID for $45 million and was subsequently acquired by Vista Equity Partners for approximately $1.6 billion.
- 2013
Tapestry open-source tool released
[1]Infoblox released Tapestry, an open-source tool for collecting information about network complexity on OpenFlow devices.
- 2012
Initial public offering
[1]Infoblox began trading on the New York Stock Exchange under the symbol BLOX.
- 2010
Net Cordia acquisition
[1]Infoblox acquired Net Cordia and integrated network task automation with its IP address management capabilities.
Products and positioning
A specialized enterprise network-infrastructure and cybersecurity provider centered on DDI, DNS-layer protection, network automation, and hybrid-cloud visibility.
DDI operating system
Infoblox NIOS
NIOS is Infoblox’s network identity operating system for deploying and managing DNS, DHCP, and IP address management services. It provides the control layer for core network records, address allocation, and policy administration in enterprise environments.
Cloud and hybrid DDI management
Infoblox Universal DDI
Universal DDI is a management portfolio designed to provide consistent DNS, DHCP, IPAM, and network-identity controls across on-premises, hybrid, and cloud environments. The portfolio includes Universal DDI Management, Universal Asset Insights, and NIOS-X as a Service.
DNS security
Infoblox Threat Defense
Threat Defense analyzes DNS activity and threat intelligence to identify indicators of compromise and prevent connections to malicious domains. Its DNS-layer approach is intended to provide visibility and enforcement before many threats reach downstream applications or endpoints.
Cloud networking and security
Infoblox BloxOne
BloxOne represents Infoblox’s cloud-oriented approach to network and security services, combining distributed control, DNS security, network visibility, and policy capabilities for modern enterprise environments.
DNS and DHCP appliance · 2005
SilverBox
SilverBox was an early Infoblox appliance built to provide resilient DNS and DHCP services. Its launch demonstrated the company’s original focus on purpose-built infrastructure for dependable management of core network functions.
Open-source network tool · 2013
Tapestry
Tapestry was an open-source tool designed to run on OpenFlow devices and collect information about network complexity. It was developed by Stuart Bailey and University of Chicago professor Robert Grossman.
Marketing campaigns
- Decoy Dog
Global
Infoblox threat researchers identified Decoy Dog as a DNS-based command-and-control malware toolkit.
Outcome. The research contributed to Infoblox’s public threat-intelligence work and DNS-based detection capabilities.
- Loopy Lizard
Financial institutions · Government institutions · Global
Infoblox described Loopy Lizard, formerly referred to as Open Tangle, as a phishing campaign using lookalike domains to target financial and governmental organizations.
Outcome. The campaign became part of Infoblox’s DNS-focused threat research and domain-abuse intelligence.
- Prolific Puma
Global
Prolific Puma was identified by Infoblox as a URL-shortening service used by malicious actors.
Outcome. The research highlighted the use of DNS infrastructure and URL services to support malicious distribution and evasion.
- Muddling Meerkat
China · Global
Infoblox reported on Muddling Meerkat as a sophisticated DNS operation associated with manipulation of China’s Great Firewall.
Outcome. The operation was incorporated into Infoblox’s published DNS and threat-intelligence analysis.
- Vigorish Viper
Europe · Global
Infoblox threat research connected Vigorish Viper with cybercrime activity involving European football sponsorships, illegal gambling, and human trafficking.
Outcome. The findings expanded public understanding of the infrastructure and commercial fronts associated with the activity.
Brand decisions
2026
Announce proposed acquisition of AxurM&ABackground
Infoblox sought to combine DNS-layer security with external threat detection, phishing identification, and disruption capabilities.
Action taken
The company announced a definitive agreement to acquire Axur, subject to closing.
Aftermath
The supplied material stated that closing was expected in spring 2026, but did not establish completion.
2025
Launch managed rules for AWS Network FirewallProduct launchBackground
Cloud workloads require continuously updated controls against malicious domains and infrastructure.
Action taken
Infoblox introduced managed AWS Network Firewall rules using its DNS-based threat intelligence, with automated rule updates.
Aftermath
The offering extended Infoblox’s DNS-security model into AWS cloud environments.
2025
Partner with Google Cloud on Universal DDI and Cloud WANStrategyBackground
Enterprises increasingly require integrated network-identity controls across cloud and wide-area infrastructure.
Action taken
Infoblox and Google Cloud announced an integration between Universal DDI and Google Cloud WAN.
Aftermath
The partnership broadened the deployment context for Infoblox’s DDI services in Google Cloud environments.
2019
Acquire SnapRouteM&ABackground
Infoblox was expanding from traditional DDI into cloud-native networking and secure-access architectures.
Action taken
The company acquired SnapRoute and its cloud-native network operating system technology.
Aftermath
The technology helped Infoblox develop cloud and SASE-related capabilities.
2016
Acquire IIDM&ABackground
Infoblox sought to strengthen its cybersecurity and threat-intelligence capabilities beyond traditional DDI management.
Action taken
The company acquired IID, a cyber-threat-intelligence provider, for $45 million.
Aftermath
The acquisition supported Infoblox’s DNS-security and threat-research strategy.
Acquisition price. $45 million (2016)
2016
Accept Vista Equity Partners acquisitionM&ABackground
Infoblox was a public company when Vista Equity Partners proposed taking it private.
Action taken
Vista Equity Partners agreed to acquire Infoblox for approximately $1.6 billion; the transaction closed in November 2016.
Aftermath
Infoblox was delisted from the New York Stock Exchange and became privately held.
Transaction value. Approximately $1.6 billion (2016)
Recent events
Reported
Infoblox expands Westcon partnership into the UK and Ireland[3]
Infoblox expanded its partnership with distributor Westcon into the United Kingdom and Ireland, extending their existing cooperation in Northern Europe.
Reported
Infoblox appoints George Chang as APJ sales vice president[4]
Infoblox announced George Chang's appointment as Vice President of Sales for its Asia-Pacific and Japan region.
Reported
Infoblox acquires SnapRoute[5]
Infoblox said it had acquired California startup SnapRoute to add depth to its product portfolio and grow its reach in the hybrid cloud business. Financial terms were not disclosed.
Sources5 sources
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