Is caltech.edu legit?

93
/ 100
Trusted
Industry: Education

This website is highly trusted, benefiting from excellent security posture, clear identity, and robust infrastructure. The only minor concern is a partial set of legal pages.

Education average: 83/100 · based on 35 sites

Checked: April 28, 2026 at 11:01 AM UTC

Is caltech.edu a scam? Here's what we found.

Security 98/100

The site boasts a strong security setup, utilizing TLS 1.3 with a valid certificate, and is confirmed clean by Google Web Risk, indicating a robust defense against cyber threats.

Identity 95/100

As a long-established domain for a major educational institution, the identity is clear and well-documented through WHOIS, instilling high confidence in who operates the site.

Reputation 95/100

With a high Tranco rank and a clean slate on DNS blacklists, the site maintains a very strong online reputation, indicating widespread trust and legitimacy.

Transparency 95/100

The website provides ample contact information and maintains a visible presence across multiple social media platforms, demonstrating a commitment to open communication.

Compliance 85/100

While most compliance aspects appear strong, the absence of either a privacy policy or terms of service presents a slight gap in meeting full legal transparency standards.

Infrastructure 97/100

The robust infrastructure includes multiple name servers, complete email authentication (SPF/DMARC), and a healthy sitemap, ensuring reliability and proper site function.

Signals Detected

[+]
Tranco Rank: Rank #3253

This is a well-known, high-traffic website

[?]
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

[+]
DNS Resolution: 1 IP(s)

Resolves to: 52.26.125.194

[+]
Email (MX Records): 2 record(s)

Mail servers: mx2.caltech.iphmx.com., mx1.caltech.iphmx.com.

[+]
SPF Record: Present

Domain has SPF email authentication configured

[+]
DMARC Record: Present

Domain has DMARC email authentication configured

[+]
Name Servers: 2 server(s)

DNS providers: ns0090.secondary.cloudflare.com., ns0239.secondary.cloudflare.com.

[?]
Certificate Transparency: Unable to check

crt.sh returned status 502

[+]
SSL Certificate: Valid

Valid certificate, expires in 226 days

[?]
Certificate Issuer: Internet2

Certificate issued by Internet2

[+]
TLS Version: TLS 1.3

Connection uses TLS 1.3

[+]
robots.txt: Present

robots.txt has 11 directives and references a sitemap

[+]
Branding: Complete

Site has custom branding and social media metadata

[+]
Sitemap: 64 pages

Site maintains a proper sitemap with 64 indexed pages

[+]
Content Security Policy: Present

Site has Content Security Policy configured

[+]
Clickjacking Protection: Present

X-Frame-Options: SAMEORIGIN

[?]
Server: cloudflare

Web server: cloudflare

[+]
Google Web Risk: Clean

No threats detected by Google Web Risk

[?]
Web Archive: Unable to check

Could not query Wayback Machine

[+]
DNS Blacklists: Clean

Not found on any DNS blacklists

[+]
Website Status: Online

Website is live and responding

[+]
Contact Info: Found

Website appears to have contact information

[~]
Legal Pages: Partial

Website is missing either privacy policy or terms of service

[+]
Social Media Presence: 5 platforms

Website links to multiple social media platforms

[+]
Page Load Time: 602ms

Fast page load

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When evaluating an educational institution's website like caltech.edu, trustworthiness is paramount. Potential students, researchers, and alumni rely on these sites for critical information, and thankfully, Caltech.edu shines in multiple areas. Unlike many commercial sites, a reputable university website's longevity, robust security, and clear identity are indicators of its commitment to its community. What truly sets Caltech.edu apart as a trusted educational platform is its exceptionally long domain history, dating back to 1986. This deep-rooted online presence, combined with transparent WHOIS information, paints a clear picture of a well-established and legitimate institution. For academic websites, finding clear contact details and active social media channels, as seen here, further assures visitors that they can easily engage with the university. While the partial legal pages are a minor area for improvement, it doesn't significantly detract from the overall integrity expected from a world-renowned university. Users can feel confident engaging with caltech.edu for academic inquiries, research, or institutional information.