Top 10 DNS Security Solutions SaaS Companies in May 2026

As of May 2026, there are 10 SaaS companies in DNS Security Solutions. They have combined revenues of $115.1M and employ 1.1K people. They have raised $11M and serve 1K customers combined.

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.