Privacy-Focused DNS Servers Compared: Which Respects Your Privacy in 2026?

Your DNS Queries Are Leaking More Than You Think

Every time you type a website address into your browser, a DNS (Domain Name System) query leaves your device asking “where can I find example.com?” That query travels across your network, through your ISP, and often to a third-party DNS resolver you have never consciously chosen. By default, that resolver is your ISP’s, which means your ISP logs every site you visit, in plain text, indefinitely.

DNS is the phonebook of the internet, and it is one of the oldest, least-encrypted protocols still in widespread use. Fortunately, encrypted DNS has matured significantly. Today there are multiple privacy-focused DNS services that encrypt your queries, log nothing, and even block malicious domains by default.

This article compares the most relevant privacy DNS resolvers for 2026: Quad9, NextDNS, Cloudflare 1.1.1.1, and DNSCrypt-proxy, with real numbers, logging policies, and configuration examples.

Why Encrypted DNS Matters for Privacy

When you visit https://example.com, your browser first resolves example.com via DNS. Without encryption:

• Your ISP sees the query in plain text on port 53/UDP.
• Any network observer between you and the resolver can see which domains you request.
• The DNS resolver itself logs your IP address alongside the query.
• DNS is invisible to most VPN configurations: your VPN may encrypt traffic but your DNS queries may still go to your ISP.

Encrypted DNS (via DNS-over-HTTPS (DoH), DNS-over-TLS (DoT), or DNSCrypt) closes all of these leak paths. But not all encrypted DNS providers are equal in what they log and what they do with your data.

The Privacy DNS Providers Compared

1. Quad9 (quad9.net)

Founded: 2017: non-profit, Swiss-based Logging policy: Zero logging. No personal data collected. IP addresses are never stored. Protocols: DoH, DoT, DNSCrypt Blocking: Blocks malicious domains (malware, phishing, spyware) using threat intelligence from 20+ security vendors. Speed: Generally fast globally. Uses Anycast routing. Privacy jurisdiction: Switzerland: strong data protection laws.

Quad9 is the most privacy-purist choice. It is run by a non-profit foundation with a explicit no-logging policy and a board that includes security researchers. It does not sell data because it has no commercial interest in doing so.

DNS addresses:

DoT:   dns.quad9.net
DoH:   https://dns.quad9.net/dns-query
DNSCrypt: 2.dnscrypt-cert.quad9.net (IP 9.9.9.9)

Quad9’s blocking of malicious domains is a bonus: you get privacy and security without installing separate malware protection. The trade-off is that some legitimate domains occasionally get blocked, particularly on corporate networks.

2. NextDNS (nextdns.io)

Founded: 2019: commercial, based in Switzerland/US Logging policy: Optional logging (default off). When enabled, data is retained for a limited period. Full control via dashboard. Protocols: DoH, DoT Blocking: Highly customizable blocking lists: ads, trackers, malware, adult content, specific domains. Speed: Fast. Uses global Anycast with 90+ PoWs. Privacy jurisdiction: Switzerland (data) / US (billing).

NextDNS is the most configurable privacy DNS service. It lets you pick exactly what categories to block (ads, trackers, malware) and gives you a personal dashboard to see query logs in real time (which you can turn off). It is not zero-logging by default (the option to log exists) but the logging is off by default and fully in your control.

This makes NextDNS the best choice for users who want granular blocking and privacy. The trade-off is it requires an account for the full feature set, and the free tier is limited to 300,000 queries/month.

DNS addresses:

DoT:   your-id.dns.nextdns.io
DoH:   https://your-id.dns.nextdns.io/dns-query

3. Cloudflare 1.1.1.1 (cloudflare.com/1.1.1.1)

Founded: 2018: Cloudflare Inc., US Logging policy: No persistent logs. 1.1.1.1 does not log IP addresses permanently. However, Cloudflare’s broader business routes a huge percentage of global web traffic, and it has had subpoena compliance issues in the past. Protocols: DoH, DoT Blocking: WARP mode blocks malware and adult content. Basic 1.1.1.1 resolver does no domain blocking. Speed: Extremely fast: Cloudflare’s network is among the largest in the world. Privacy jurisdiction: United States.

Cloudflare 1.1.1.1 is the fastest encrypted DNS resolver in most regions because of Cloudflare’s massive global infrastructure. Its privacy policy states no permanent logging of query data, but Cloudflare is a US company subject to US law. For casual privacy improvement over unencrypted ISP DNS, 1.1.1.1 is an easy upgrade. For high-threat-model privacy, the US jurisdiction is a notable concern.

DNS addresses:

DoT:   1dot1dot1dot1.cloudflare-dns.com
DoH:   https://cloudflare-dns.com/dns-query

4. DNSCrypt-proxy (self-hosted / community)

Type: Open-source software, client-side Logging policy: Zero: client-side only. The servers you choose may have their own policies. Protocols: DNSCrypt (original encrypted DNS protocol, predates DoH/DoT) Blocking: Depends on server. Servers like dnscrypt.uk or publicarray offer no-logging policies with optional blocking. Speed: Varies by server choice and location. Privacy jurisdiction: Depends on the server operator.

DNSCrypt-proxy is the most technical option: it is open-source software that runs locally and lets you choose from a curated list of DNSCrypt servers. You can chain servers, set fallback, and even run your own resolver. The privacy depends entirely on which server you pick: some servers log everything, others log nothing.

For maximum privacy, pair DNSCrypt-proxy with a zero-logging server and use sdns:// with serverID filtering.

Installation and configuration (Linux/macOS):

# Install via package manager
sudo apt install dnscrypt-proxy  # Debian/Ubuntu
brew install dnscrypt-proxy       # macOS

# Basic configuration at /etc/dnscrypt-proxy/dnscrypt-proxy.toml
server_names = ['cloudns', 'dnscrypt-be', 'dnscrypt.uk']

# Start the local proxy on 127.0.0.1:53
sudo systemctl enable dnscrypt-proxy
sudo systemctl start dnscrypt-proxy

Comparison Table

Provider	Jurisdiction	Logging Policy	Encryption	Blocking	Free Tier
Quad9	Switzerland	Zero logging	DoH, DoT, DNSCrypt	Malicious domains	Unlimited
NextDNS	Switzerland	Off by default (opt-in)	DoH, DoT	Fully customizable	300K queries/mo
Cloudflare 1.1.1.1	United States	No permanent logs	DoH, DoT	WARP-only	Unlimited
DNSCrypt-proxy	Depends on server	Per-server	DNSCrypt	Per-server	Free (self-run)

How to Switch to a Privacy DNS Provider

On macOS

1. Open System Preferences → Network → Advanced → DNS.
2. Remove any existing DNS servers.
3. Add your chosen resolver’s DoH URL or IP.

Or use the CLI:

networksetup -setdnsservers Wi-Fi 9.9.9.9

On Windows 11

1. Open Settings → Network & Internet → DNS server.
2. Set to Custom and enter 9.9.9.9 (Quad9) or your preferred resolver.
3. For DoH, enable “Encrypt this connection” and paste the DoH URL.

On Android (Android 9+)

Private DNS is built in. Go to Settings → Network & Internet → Private DNS and enter the hostname:

• Quad9: dns.quad9.net
• Cloudflare: 1dot1dot1dot1.cloudflare-dns.com

Android will automatically use DoT with these hostnames.

On iOS (iOS 14+)

iOS supports DoH via Profile or via the Settings → Privacy & Security → DNS menu (iOS 16+). Choose a provider or enter a custom DoH URL.

In your browser (all platforms)

For maximum granularity, configure DoH directly in your browser: this encrypts DNS even if your OS DNS is not encrypted:

• Firefox: Settings → Network Settings → Enable DNS over HTTPS → Choose Custom → Enter DoH URL.
• Chrome: Settings → Privacy & Security → Use secure DNS → Choose a provider or custom.

Which One Should You Choose?

Choose Quad9 if you want zero compromise on privacy, no account needed, and you benefit from automatic malware blocking. Best for security-conscious users who want a set-it-and-forget-it upgrade.

Choose NextDNS if you want granular control over ad blocking and tracking, with a personal dashboard to see what’s happening. Ideal for power users and families. The free tier is generous enough for individual use.

Choose Cloudflare 1.1.1.1 if speed is your primary concern and you trust Cloudflare’s no-logging policy for casual browsing. The WARP add-on gives you a mobile VPN on top. Best for users upgrading from unencrypted ISP DNS.

Choose DNSCrypt-proxy if you are technical, want full control, and are comfortable evaluating server operators’ policies yourself. The most privacy-flexible option but requires the most setup.

Verify Your DNS Is Actually Encrypted

Switching providers is only useful if the encryption is actually in place. Use these tools to verify:

# Test DoH is working (returns your resolver's IP)
curl -s https://dns.google.com/resolve?name=example.com | jq .Status

# Check which resolver you are using
nslookup example.com 2>&1 | grep "Server:"

# Browser-based verification
# Visit: https://browserleaks.com/dns
# It should show your resolver's location, not your ISP's.

Run a DNS leak test at dnsleaktest.com or browserleaks.com/dns after switching. A successful setup shows the resolver’s location, not your ISP’s.

Where to Start

Start with Quad9 or Cloudflare 1.1.1.1 for a no-configuration upgrade. Move to NextDNS if you want ad and tracker blocking. DNSCrypt-proxy is there for the technically inclined who want full control. Any of these is orders of magnitude better than default DNS.