Top 5 Free DNS Servers of 2023

In the realm of networking, Domain Name System (DNS) servers play a pivotal role in translating domain names into IP addresses, allowing users to access websites and online services seamlessly.

While most internet service providers (ISPs) provide their own DNS servers, there are several free alternatives that offer improved performance, enhanced security, privacy protection, content filtering, and ad blocking. Free DNS servers provide an alternative to ISP-provided DNS services. Users can choose a DNS server based on their specific needs and preferences to optimize their internet connectivity and browsing experience.

Free DNS servers are publicly available. When you enter a website’s domain name into your web browser, your device contacts a DNS server to obtain the IP address associated with that domain name. The DNS server then returns the IP address, allowing your device to establish a connection with the desired website or service.

Uses of DNS Servers:

Free DNS servers are publicly available and can be used as an alternative to the DNS servers provided by your internet service provider (ISP). They offer a range of benefits, including:

1. Improved Performance

2. Enhanced Security

3. Privacy Protection

4. Content Filtering

5. Ad Blocking

Best free DNS Servers:

The following list shows us the names of the top free DNS servers for users in 2023:

1. Google Public DNS

2. Cloudflare DNS

3. OpenDNS

4. Quad9 DNS

5. AdGuard DNS

Google Public DNS:

Google Public DNS is a highly popular and reliable choice for DNS resolution. Operated by Google, it boasts lightning-fast response times and widespread availability.

Google Public DNS is known for its robust infrastructure, which ensures minimal downtime and a vast network of servers worldwide. Additionally, it employs advanced security measures, including DNSSEC (DNS Security Extensions) to protect against DNS spoofing and other malicious activities.

With its easy setup and superior performance, Google Public DNS has become a go-to choice for millions of users.

Cloudflare DNS:

Cloudflare DNS is another widely recognized and trusted DNS resolver. It is renowned for its focus on privacy and security, aiming to protect users from various online threats.

Cloudflare DNS emphasizes privacy by committing to never log or sell user data. It also supports DNS over HTTPS (DoH) and DNS over TLS (DoT) protocols, providing an encrypted connection between the user and the DNS server, further enhancing privacy and security.

With its extensive global network and commitment to speed and privacy, Cloudflare DNS has earned its place as a preferred choice for many users.


OpenDNS, now known as Cisco Umbrella, is a veteran in the DNS arena, offering reliable and feature-rich DNS services.

It provides various filtering options to protect users from malicious websites, phishing attacks, and content inappropriate for young audiences. It offers both free and premium plans, with the free version providing robust security features and customizable filtering options. OpenDNS also supports DNSSEC, helping prevent DNS hijacking and domain spoofing.

With its focus on security and content filtering, OpenDNS is an excellent choice for families and organizations looking for enhanced protection.

Quad9 DNS:

Quad9 DNS is a non-profit DNS resolver that emphasizes security and privacy. Developed in collaboration with IBM, Quad9 DNS leverages a vast threat intelligence database to protect users from accessing malicious domains and blocking phishing attempts.

Quad9 DNS also supports encrypted DNS queries over DoT and DoH, ensuring confidentiality and data integrity. Moreover, it does not store any personally identifiable information (PII) and does not sell user data, fostering a privacy-centric approach.

With its robust security focus and commitment to privacy, Quad9 DNS is a reliable choice for those seeking an extra layer of protection.

AdGuard DNS

AdGuard DNS is a unique DNS resolver that focuses on ad blocking and filtering. In addition to resolving domain names, AdGuard DNS blocks ads, trackers, and malicious websites at the DNS level, reducing the need for ad-blocker extensions or plugins.

By blocking intrusive elements before they reach your device, AdGuard DNS improves browsing speed and reduces bandwidth consumption. AdGuard DNS also offers an optional “Family Protection” mode, which filters out adult content and other inappropriate materials.

If you prioritize ad-blocking and content filtering, AdGuard DNS is a worthwhile option.

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