Is mozilla.com legit?
This site is highly trusted, driven by its excellent security posture, established identity, and strong reputation. While there are minor redirect and contact info issues, these do not overshadow its overall reliability.
Software & Downloads average: 78/100 · based on 75 sites
Checked: April 21, 2026 at 4:31 PM UTC
Is mozilla.com a scam? Here's what we found.
The site demonstrates strong security with a valid SSL certificate issued by a reputable company, modern TLS 1.3, an HSTS header, content security policy, and clean Google Web Risk scan results. The redirect is handled securely through HTTPS.
With a domain age of nearly 32 years and a high Tranco rank, the site has a very well-established and recognized identity. The WHOIS information is publicly available, showing a long-standing registration.
The site maintains a strong reputation, evidenced by its clean DNS blacklist status, high Tranco rank indicating significant global traffic, and long operating history. Its branding is complete, reinforcing its established presence.
While the site links to multiple social media platforms and has legal pages, the redirect away from the primary domain and the lack of obvious contact information on the homepage slightly detract from overall transparency.
The presence of both a privacy policy and terms of service pages demonstrates a commitment to user compliance and legal obligations. The branding and social media presence further support a professional and compliant operation.
The infrastructure is generally robust with good DNS resolution, multiple robust email records, and DMARC authentication. While DNSSEC is unsigned and some checks were unavailable, these are minor points for an otherwise solid setup.
Signals Detected
This is one of the most visited websites globally
No structured data markup found
This business has no Trustpilot presence — not unusual for smaller or newer companies
Domain created 1994-10-18T04:00:00Z (31 years, 11 months ago)
Registered through MarkMonitor Inc.
Expires in 543 days
DNSSEC status from WHOIS
Valid certificate, expires in 78 days
Certificate issued by Google Trust Services
Connection uses TLS 1.3
Resolves to: 35.190.14.201
Mail servers: aspmx.l.google.com., alt2.aspmx.l.google.com., alt1.aspmx.l.google.com., aspmx3.googlemail.com.
Domain has DMARC email authentication configured
DNS providers: ns5-65.akam.net., ns7-66.akam.net., ns4-64.akam.net., ns1-240.akam.net.
Site redirects to https://www.firefox.com/en-US/
Site enforces HTTPS via HSTS
Site has Content Security Policy configured
X-Frame-Options: DENY
Web server: granian
No threats detected by Google Web Risk
robots.txt has 3 directives
Site has custom branding and social media metadata
crt.sh returned status 502
No sitemap found — common for smaller sites
Could not query Wayback Machine
Website is live and responding
No obvious contact information found on homepage
Website has both privacy policy and terms of service pages
Website links to multiple social media platforms
Not found on any DNS blacklists
Fast page load
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