Is sierraclub.org legit?
Sierra Club's website appears to be a trustworthy platform, backed by a significant online history and robust technical security. While minor transparency and infrastructure aspects could be improved, these don't detract from its overall credibility and established presence.
Nonprofit average: 81/100 · based on 19 sites
Checked: April 18, 2026 at 8:23 AM UTC · Refresh
Is sierraclub.org a scam? Here's what we found.
This site features strong SSL encryption (TLS 1.3) and is clean according to Google Web Risk, indicating a secure browsing experience free from known threats.
With a domain age of over 32 years, Sierra Club demonstrates a long-standing and established online identity, suggesting significant credibility and resilience.
The site holds a moderate global traffic ranking and is not listed on any DNS blacklists, reinforcing its positive reputation and legitimacy.
While legal pages are present, the absence of a favicon, obvious contact details, and social media links on the homepage makes the organization less immediately accessible and transparent than expected for a major nonprofit.
Crucially, the website includes clear Privacy and Terms of Service pages, which are essential for user trust and regulatory compliance.
Email authentication via SPF and DMARC is properly configured, indicating efforts to prevent spoofing, and the DNS setup is robust, although a minor sitemap configuration issue could be addressed.
Signals Detected
This site has moderate global traffic
No structured data markup found
This business has no Trustpilot presence — not unusual for smaller or newer companies
Resolves to: 199.83.134.200, 199.83.131.200, 199.83.133.200
Mail servers: aspmx.l.google.com., alt1.aspmx.l.google.com., alt2.aspmx.l.google.com., alt4.aspmx.l.google.com., alt3.aspmx.l.google.com.
Domain has SPF email authentication configured
Domain has DMARC email authentication configured
DNS providers: ns4.dnsmadeeasy.com., ns0.dnsmadeeasy.com., ns2.dnsmadeeasy.com., ns3.dnsmadeeasy.com., ns1.dnsmadeeasy.com.
Valid certificate, expires in 177 days
Certificate issued by GoDaddy.com, Inc.
Connection uses TLS 1.3
Not found on any DNS blacklists
No favicon found — unusual for an established business
robots.txt has 1 directives
Sitemap URL returns non-XML content
Domain created 1993-11-01T05:00:00Z (32 years, 11 months ago)
Registered through GoDaddy.com, LLC
Expires in 195 days
DNSSEC status from WHOIS
No threats detected by Google Web Risk
Website is live and responding
No obvious contact information found on homepage
Website has both privacy policy and terms of service pages
No social media links found on homepage
Could not query Wayback Machine
Could not query certificate transparency logs
Fast page load
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