Security Review

Is quad9.net legit or a scam?

Our verdict:Safe· 97/100

Quad9 is a legitimate, Swiss-based non-profit DNS provider that blocks malware and phishing threats with a 9-year history of reliability.

quad9.netScanned 1h ago
0
Trust score
SAFE
Heuristics 100·MT 95
View density

Analysis Summary

Threat Intelligence
0/92
All engines report clean
Domain Age
9 years old
Registered May 25, 2017
MT Intelligence
Safe
Low likelihood · 100% confidence
SAFE

No threats detected

All checks passed. This site appears legitimate — but always stay alert for phishing even on trusted domains.

Website Preview

Screenshot of quad9.net
LIVE RENDER
quad9.net

Automated page render — captured in a safe sandbox. What an ordinary visitor would see when loading the site. See full visual analysis →

Visual Screenshot Analysis

We capture a fresh screenshot of the live page and ask a vision model to look for scam visual patterns — fake trust badges, countdown timers, overlay pop-ups, and visual clones of legitimate brands.

0
/ 100
No visual red flags

No scam visual patterns detected

The website appears to be a legitimate, professionally designed landing page for the Quad9 DNS service, showing no visual indicators of scam or malicious intent.

Visual risk0/100

What our vision model saw

6 signals

Professional layout with consistent branding and typography

Clear explanation of service purpose and organizational background

No fake urgency, countdowns, or intrusive pop-ups visible

Functional navigation menu and language selector

Displays technical data consistent with a DNS service provider

High-quality design with no broken elements or placeholder text

MT Intelligence

Advanced threat intelligence
MT Security Analyst
Low scam likelihoodengineMT · Guardiantrust95/100
MT AgentLive web researchVisual inspection
0%
Confidence
The domain has been active for over nine years and is the verified home of the Quad9 Foundation. Our analysis shows zero flags from over 90 antivirus engines and a clean reputation across all major blocklists. The site is backed by a registered Swiss public-benefit foundation and was originally founded by established organizations like IBM and the Global Cyber Alliance. Independent security evaluations consistently rank this service as one of the most effective tools for blocking malicious domains. There are no signs of fraudulent activity, data harvesting, or deceptive practices.
Full dossier
Analysis complete

Page Content

The website provides professional documentation, setup guides, and transparency reports regarding its DNS service. It clearly outlines its mission as a non-profit and provides technical details for IPv4 and IPv6 configurations without any deceptive marketing or fake urgency.

Infrastructure

The site uses a valid SSL certificate and is hosted on a stable IP address with no history of abuse. It connects to reputable external domains including IBM and various global cyber security alliances, confirming its place within the legitimate tech ecosystem.

Domain History

Registered over 3,300 days ago, the domain has a long-standing history and high global traffic. It is not a recently created 'throwaway' site and has maintained a consistent purpose as a security utility since its launch in 2016.

Web Reputation

The service is widely praised in technical communities such as Reddit and Wikipedia for its privacy-first approach. It is subject to strict Swiss privacy laws and has a proven track record of protecting users from malware and phishing without logging personal IP addresses.
Risk Factors
1
  • No significant risk factors identified; the site exhibits all characteristics of a high-trust organization.
Positive Signals
5
  • Domain age is over 9 years with a consistent history.
  • Zero detections across 92 antivirus engines in our network.
  • Verified Swiss non-profit foundation registration (CHE-435.091.407).
  • High global traffic rank and widespread industry recognition.
  • Strong privacy protections including GDPR compliance and no-logging policy.
AI Recommendation
You can safely use this website to configure your DNS settings. It is a highly recommended security tool for protecting your devices from phishing and malware.
Next-gen fraud intelligence
Evidence-backedCross-checked

Web Research Findings

Our live research agent queries scam-report databases, consumer-review sites, news coverage, and general web search for quad9.net, then cross-checks business-registration records and look-alike domain patterns. Everything below is pulled from what it actually found.

Domain age
9.1 yrs
Registered May 2017
Business registration
Active · Switzerland
Site traces back to an actively registered business.
Clone check
Not a clone
No well-known site's layout or branding detected here.
Typosquat check
No look-alike match
The domain doesn't resemble any well-known brand's spelling.
Web mentions
4 positive
Key findings
7 headline facts from open-web research
  • quad9.net is the official website of Quad9, a free public recursive DNS resolver operated by the Swiss Quad9 Foundation (not-for-profit, registration CHE-435.091.407 in Zürich).
  • Service launched in 2016; provides malware/phishing blocking using threat intelligence from 20-25+ independent sources; independent tests show ~97% effectiveness.
  • Strong privacy focus: no logging of user IP addresses in queries, GDPR-compliant, subject to Swiss privacy law; supports DNSSEC, DoH, DoT.
  • Operates anycast network with servers in 100+ countries; blocks hundreds of millions of malicious queries daily (e.g., >670M threats/day reported in some periods).
  • No scam reports or significant complaints found across web searches, Reddit, or review sites; generally praised in privacy and sysadmin communities for reliability and security.
  • One notable legal case (Sony Music vs Quad9, 2021-2023) involved a dismissed injunction over blocking a piracy-related domain; not related to scams or user harm.
  • Domain age ~9+ years (launched 2016); widely recommended as a secure, privacy-oriented alternative to ISP or commercial DNS (e.g., vs Cloudflare 1.1.1.1).
Positive reviews (4)
Quotes indicating the site is legitimate.
  • Wikipediaopen

    "Several independent evaluations have found Quad9 to be the most effective (97%) at blocking malware and phishing domains."

  • Reddit r/PrivacyGuidesopen

    "Yes it is a good idea in general"

  • Reddit r/sysadminopen

    "We have used Quad9 for the last 3 years or so... It has been very reliable without an outage."

  • CaptainDNSopen

    "Quad9 is a popular alternative when you want a public DNS focused on security + privacy: it can block domains associated with malware/phishing"

Business registration
Status: active · Switzerland

Quad9 Foundation, Swiss public-benefit not-for-profit foundation, registration no. CHE-435.091.407, headquartered in Zürich. Founded 2016 by Packet Clearing House, IBM, Global Cyber Alliance.

Research summary
Narrative write-up from our AI analyst, grounded on the facts above
Our research confirms that quad9.net is the official site for the Quad9 DNS service, operated by the Swiss Quad9 Foundation in Zürich. Independent evaluations, including those cited on Wikipedia, have found the service to be approximately 97% effective at blocking malware. We found numerous positive discussions on technical forums like Reddit where users and system administrators recommend the service for its reliability and privacy-centric features. There are no records of fraudulent activity or user harm associated with this organization.

Antivirus Engines

Clean pass · verified
Clean across 92 engines

We cross-check every URL against our antivirus network of 92 malware and blacklist engines. None of them flagged this URL in the last scan.

0Malicious0Suspicious63Harmless92Engines
Clean
Kaspersky
Clean
Bitdefender
Clean
Microsoft
Not in pass
ESET-NOD32
Not in pass
Avira
Not in pass
Sophos
Clean
Fortinet
Clean
Google Safebrowsing
Clean
Emsisoft
Clean

No engine detections. The URL passed every antivirus and blacklist engine we queried in this scan. Stay vigilant — AV coverage is only one signal among many.

Security Scans

Blacklist Check
Not flagged on major threat lists

Checked against the major public blocklists used by browsers and security tools — no hits.

Contact Verification

We fetched the page and looked for real-world contact details. Legitimate businesses almost always publish an email on their own domain, a phone number, and a postal address. Scam shops usually don't.

What We Found
No clear contact details on the page
Emails on site's domainNone
Phone numbers149.112.112.112
Postal addressNot listed
Linked social profiles4
Signal Summary
Contact details look reasonable
  • No contact email found anywhere on the page.
  • No postal address visible on the page.
  • Phone number listed (149.112.112.112).
  • Links to 4 social profiles.

Domain & Encryption

Domain History
Age9 years old
RegistrarKey-Systems GmbH
RegisteredMay 25, 2017
ExpiresMay 25, 2027
Owner privacyVisible
Encryption Certificate
StatusValid
ProtocolTLSv1.3
IssuerLet's Encrypt · YE2
ExpiresSep 5, 2026 (67d)
Self-signedNo
Hosting & Technology
HostingZurich, Switzerland
Server locationCH
Web servernginx/1.22.1
Platform / CMSHugo 0.147.8
PopularityTop 100k worldwide

Redirect Chain

Hops
1
Cross-domain
No
Lookalike
No
Punycode
No
  • 1301http://quad9.net/
  • 2200https://quad9.net/

Server Reputation

Abuse Intelligence
Confidence score0%
Reports on file0
ISPZurich, Switzerland
Usage typeData Center/Web Hosting/Transit

Still, stay alert

No major threat indicators — but a clean scan does not guarantee every page is safe, and phishing emails routinely spoof real domains.

  • Double-check the exact URL in your address bar

    Confirm you are actually on quad9.net and not a lookalike like q-uad9.net.com or an IDN homoglyph.

  • Use a password manager

    Password managers only auto-fill on the exact domain they were saved for — they refuse to fill lookalike domains, which is the single best phishing defence.

  • Discuss this site on the forum

    If you have first-hand experience with this site — good or bad — share it with the MalwareTips community.

    Open

Reputation Sources

How this domain rates across independent threat-intelligence and blocklist providers.

Google Safe Browsing
Not listedCheck ↗
VirusTotal
Not listedCheck ↗
AbuseIPDB
Not listedCheck ↗

Referenced Domains

Outbound domains this page links to or loads resources from. Each links to its own security scan.

Safety FAQ

Common questions about this site, answered directly from the scan data above — so the answers always reflect the latest verdict on this page.

  • Our automated security review found no threat indicators on quad9.net. The site appears legitimate based on the signals we checked, but always stay alert for phishing emails that spoof real domains.
  • quad9.net passed our automated security checks with a trust score of 97/100. No antivirus engines or major blacklists flagged the site at the time of the last scan.
  • Yes. quad9.net presents a valid TLSv1.3 certificate issued by Let's Encrypt · YE2, expiring in 67 days. Note that SSL only encrypts the connection — it does not guarantee that the site itself is trustworthy.
  • quad9.net is 9.1 years old, registered on 5/25/2017 through Key-Systems GmbH. Scam domains are often freshly registered — a site under 6 months old warrants extra caution.
  • No. All 92 antivirus engines in our malware network report quad9.net as clean.
  • No. quad9.net is not currently listed on the major browser blocklist feeds that modern browsers use.
  • quad9.net resolves to an IP operated by Zurich, Switzerland in CH (usage type: Data Center/Web Hosting/Transit). Hosting location alone doesn't make a site good or bad, but unusual geography for a brand's claimed country is one of many signals we weigh.
  • Yes. quad9.net sits in the global top-100k on Cloudflare Radar, which means it has substantial real-world traffic. That does not automatically make it safe, but established brands almost always rank here and throwaway scam domains almost never do.

Final Verdict

0
Trust / 100
Final Verdict·quad9.net
SAFE

This is the official website for Quad9, a highly reputable and free public DNS service focused on security and privacy. It is operated by a Swiss-based non-profit foundation and is widely recognized as a legitimate tool for blocking malicious websites. You can safely use this service and follow their setup guides.

You can safely use this website to configure your DNS settings. It is a highly recommended security tool for protecting your devices from phishing and malware.

AV engines
92
MT passes
2
Net signals
0
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This report is generated automatically by combining threat intelligence, domain signals, and an AI security analyst. It is informational, not legal advice. Always use your own judgement before sharing personal information or money online.