Latka logo

Top 10 DNS Security Solutions Companies (August 2026)

As of August 2026, Latka tracks 10 DNS security solutions companies. They have combined revenues of $115.1M and employ 1.1K people. They have raised $11M and serve 1K customers combined.

Every company below sells DNS security solutions to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What DNS Security Solutions Companies do

DNS Security Solutions are designed to protect the Domain Name System (DNS) from a variety of cyber threats and vulnerabilities. These solutions ensure the integrity and availability of DNS services, which are critical for navigating the internet. By safeguarding DNS infrastructure, organizations can prevent attacks such as DNS spoofing, denial of service (DoS), and other malicious activities that can redirect users to harmful sites. Primary use cases for DNS Security Solutions include protecting networks from phishing attacks, ransomware, and data breaches, while also improving overall internet performance. Typical features include DNS threat intelligence, real-time traffic monitoring, granular filtering of DNS requests, and automated responses to potential threats. Common buyer personas include IT security professionals, network administrators, and compliance officers, who seek to enhance their organization's cybersecurity posture and protect sensitive data.

Companies
10
Revenue
$115.1M
Funding
$11M
Employees
1.1K

Filters

Sorting: Highest -> Lowest

Filters
Revenue
All<$1M$1M-$5M$5M-$10M$10M-$100M$100M+
Funding (Locked)Growth (Locked)Team-Size (Locked)

Top DNS Security Solutions Companies by revenue

Showing 3 of 3 companies ranked by annual revenue.

1BlueCat logo
BlueCat

Toronto, Ontario, Canada

BlueCat provides core services and solutions that help our customers and their teams deliver change-ready networks. With BlueCat, organizations can build reliable, secure, and agile mission-critical networks that can support transformation initiatives such as cloud adoption and automation. BlueCat’s growing portfolio includes services and solutions for automated and unified DDI management, network security, multicloud management, and network observability and health. BlueCat’s DDI management platform was recognized as a market leader and outperformer in GigaOm’s 2022 and 2023 Radar reports. The company is headquartered in Toronto and New York and has additional offices in Germany, Iceland, Japan, Singapore, Serbia, and the United Kingdom.

Revenue
$64.7M
Year founded
2001
Team size
588
2Whalebone logo
Whalebone

Brno, South Moravian, Czech Republic

Whalebone provides zero-disruption DNS-based cybersecurity solutions to Telcos, ISPs, and critical-infrastructure enterprises, as well as government/public sectors.

Revenue
$26.7M
Year founded
2016
Team size
153
3EfficientIP logo
EfficientIP

La Garenne-Colombes, France

Provider of network automation tools intended to drive business through network services availability, security and performance. The company's tools uses data documentation initiative in order to promote cloud services and offer DNS security services, enabling its clients to receive network discovery and management automation services.

Revenue
$14.7M
Customers
1K
Year founded
1999
Funding
$11M
Team size
232

Frequently asked questions about DNS Security Solutions Companies

How many DNS security solutions companies are there?

Latka tracks 10 DNS security solutions companies with reported revenue. Together they generate $115.1M in annual revenue and employ 1.1K people.

Which DNS security solutions company is the largest?

BlueCat is the largest, with $64.7M in annual revenue, founded in 2001.

How much revenue does a typical DNS security solutions company make?

The average DNS security solutions company in this list makes $11.5M a year, across 10 companies with reported revenue. They serve 1K customers combined.

Who are the leading DNS Security solutions vendors?

Ranked by annual revenue, the leaders are BlueCat, Whalebone and EfficientIP.

How much funding have DNS security solutions companies raised?

The 10 DNS security solutions companies tracked here have raised $11M in disclosed funding between them.

Related Security Software categories

All Security Software SaaS categoriesEvery category we track inside Security Software, each ranked by revenue.Browse every SaaS industryThe full A-Z of SaaS categories Latka tracks, from DNS Security to everything else.

Inclusion Criteria

- Must provide protection against DNS-based attacks such as DNS spoofing and DDoS attacks. - Should include features for real-time monitoring and analysis of DNS traffic. - Capable of filtering access to malicious domains and harmful content. - Must offer threat intelligence to identify and mitigate emerging threats. - Not just monitoring; must also include proactive response capabilities to DNS threats.