Cost / License
- Free
- Proprietary
Platforms
- Online
Sites and apps similar to Cisco Umbrella include NextDNS, which is open source with a free version. Other options are 1.1.1.1, Cloudflare, Quad9 and AdGuard DNS. There's no shortage of DNS Resolvers like Cisco Umbrella, with more than 50 alternatives for Windows, Linux, Mac, Android and iPhone.


Stubby is the name given to a mode of using getdns which enables it to act as a local DNS Privacy stub resolver (using DNS-over-TLS).
Runs as a Windows service, supports any TCP/IP device. Display a blocked page as result of any domain name matched in the keywords list. Prevent installation of file sharing/P2P clients, spyware, or other malicious software - a technique referred to as DNS sinkhole or blackhole.

DNSReactor provides FREE Public DNS servers that you can use as an alternative to your local isp DNS servers. Take advantage of this FREE added layer of security NOW.
Point is a fully managed DNS solution trusted by thousands of users and responsible for more than 220 000 domains worldwide.
Authoritative, dynamic and geo-DNS, traffic balancing, CDN offload, domain services and DNS firewall. With full DNSSEC support.


SmartViper is a web mining company dedicated to analyze web pages. They let anyone use their DNS servers for free. They log personal information with their website but it’s not clear what they log with their DNS service. They don’t share that information with third parties.
CaptainDNS centralizes DNS management, diagnostics, and monitoring for developers and IT teams managing domain infrastructure.

VNIS is a comprehensive security solution for Websites, Applications, and APIs, built on AI and Machine Learning to counter increasingly sophisticated cyberattacks such as zero-day exploits, DDoS, SQL Injection, and OWASP Top 10 vulnerabilities.

Harbor Privacy is a managed DNS filtering service that blocks ads, trackers, and malicious domains network-wide, with no logging of browsing activity. Includes Harbor Kids, a family protection layer that filters adult content, gaming, dating apps, gambling, and dangerous sites...


