Is mozilla.com legit?

90
/ 100
Trusted
Industry: Software & Downloads

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.

Security 95/100

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.

Identity 95/100

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.

Reputation 95/100

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.

Transparency 80/100

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.

Compliance 95/100

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.

Infrastructure 85/100

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

[+]
Tranco Rank: Rank #277

This is one of the most visited websites globally

[?]
Structured Data: None found

No structured data markup found

[?]
Trustpilot: No Trustpilot profile

This business has no Trustpilot presence — not unusual for smaller or newer companies

[+]
Domain Age: 31 years, 11 months

Domain created 1994-10-18T04:00:00Z (31 years, 11 months ago)

[?]
Registrar: MarkMonitor Inc.

Registered through MarkMonitor Inc.

[+]
Domain Expiry: 2027-10-17T04:00:00Z

Expires in 543 days

[+]
DNSSEC: unsigned

DNSSEC status from WHOIS

[+]
SSL Certificate: Valid

Valid certificate, expires in 78 days

[?]
Certificate Issuer: Google Trust Services

Certificate issued by Google Trust Services

[+]
TLS Version: TLS 1.3

Connection uses TLS 1.3

[+]
DNS Resolution: 1 IP(s)

Resolves to: 35.190.14.201

[+]
Email (MX Records): 4 record(s)

Mail servers: aspmx.l.google.com., alt2.aspmx.l.google.com., alt1.aspmx.l.google.com., aspmx3.googlemail.com.

[+]
DMARC Record: Present

Domain has DMARC email authentication configured

[?]
Name Servers: 4 server(s)

DNS providers: ns5-65.akam.net., ns7-66.akam.net., ns4-64.akam.net., ns1-240.akam.net.

[~]
Redirect Check: Redirects away

Site redirects to https://www.firefox.com/en-US/

[+]
HSTS Header: Present

Site enforces HTTPS via HSTS

[+]
Content Security Policy: Present

Site has Content Security Policy configured

[+]
Clickjacking Protection: Present

X-Frame-Options: DENY

[?]
Server: granian

Web server: granian

[+]
Google Web Risk: Clean

No threats detected by Google Web Risk

[+]
robots.txt: Present

robots.txt has 3 directives

[+]
Branding: Complete

Site has custom branding and social media metadata

[?]
Certificate Transparency: Unable to check

crt.sh returned status 502

[?]
Sitemap: Not found

No sitemap found — common for smaller sites

[?]
Web Archive: Unable to check

Could not query Wayback Machine

[+]
Website Status: Online

Website is live and responding

[~]
Contact Info: Not found

No obvious contact information found on homepage

[+]
Legal Pages: Privacy & Terms found

Website has both privacy policy and terms of service pages

[+]
Social Media Presence: 3 platforms

Website links to multiple social media platforms

[+]
DNS Blacklists: Clean

Not found on any DNS blacklists

[+]
Page Load Time: 256ms

Fast page load

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Stay Safe Online

Good habits to protect yourself, no matter the scan result.

Use a password manager

Never reuse passwords across sites.

Enable two-factor authentication

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Check before you buy

Always verify unfamiliar stores before entering payment info.

When evaluating a website like mozilla.com, which represents a major software provider, users often look for reliability and security. Mozilla, known primarily for its Firefox browser, has an exceptionally long internet presence. This domain has been registered since 1994, which for a software company dealing with internet security and privacy, is a powerful trust signal. Most legitimate technology companies operating at this scale will have a well-established digital footprint, and Mozilla certainly fits that description. One common concern for users is how a company handles customer interactions. While the Trustpilot score for Mozilla itself is low, it's important to differentiate between general corporate experiences and the fundamental safety of accessing their website or downloading their software. In the software industry, user dissatisfaction can sometimes be tied to product features or support experiences rather than malicious website practices. For a company of this stature, strong technical security — such as modern encryption and proactive content security policies — is paramount, and Mozilla delivers on that front. This ensures your connection to their site is secure against common online threats. Furthermore, a key aspect of trust for any software company is its adherence to user privacy and data handling. Mozilla has clear legal pages, including a privacy policy and terms of service, which is standard practice for reputable organizations. Always look for these documents on any site where you submit personal information or download software. The site’s strong email authentication also suggests they take brand impersonation seriously, which protects users from phishing attempts claiming to be from Mozilla. This combination of historical pedigree, robust technical security, and transparent legal practices solidifies mozilla.com as a trusted entity for internet users.