Trusted but Verify
Current checks lean positive for this site, supported by no major malware/phishing detections and a long-term SSL certificate (7 months), though a basic verification step is still sensible.
Trust signal radarNormalized trust signals for ocw.tudelft.nlDomain Maturity: 14348 daysDomain MaturityWarning Cleanliness: 0 detectionsWarningCleanlinessSafety Level: 0 negative tagsSafetyLevelPositive Signals: 4 positive signalsPositiveSignalsPopularity: Estimated from social profiles: YouTube, XPopularityTrust Zone: .nlTrust ZoneOperational Signals: 0 detected servicesOperationalSignalsLocation Credibility: Hosting country NLLocation Credibility
Figure 1. Trust signal radar for ocw.tudelft.nl. Larger shaded area indicates stronger trust signals.
How we scored ocw.tudelft.nl
Tech signals:
Wordpress Platform, SEO Optimization, Strong Community Presence
This domain was registered July 22, 1987 at 8:00 PM through the company Technische Universiteit Delft
and ownership information is not publicly available.
Complaint contact not found.
About tudelft.nl
We reviewed ocw.tudelft.nl and found mostly positive signals. Current checks lean toward a legitimate, lower-risk profile, although a few caution points still keep it short of a fully verified standing. The current trust score is 75/100. Key signals include no major malware/phishing detections, a long-term SSL certificate (7 months), and a domain age of 39.3 years. Verify key details before sharing personal information or relying on the site for important actions.
FAQ
Is ocw.tudelft.nl safe?
Based on current analysis, ocw.tudelft.nl appears to be generally safe. No major malware or phishing threats were detected, and a long-term SSL certificate (7 months) and a domain age of 39.3 years support this assessment. Basic verification is still reasonable before relying on the site.
Why does ocw.tudelft.nl look trustworthy?
Key factors include registrar information (Technische Universiteit Delft) and hosting in NL. Major malware and phishing engines did not report active blacklist detections at the time of review. The trust score blends security detections, domain and infrastructure signals, and on-page behavior patterns. Taken together, these factors support a mostly positive trust assessment, although routine verification is still reasonable.
Ocw.tudelft Digital Footprints
A structured view of the site's detected themes, page signals, and related online footprint elements.
Wordpress Platform
Our analyzer determines that this website is using WordPress CMS. WordPress is the most popular content management system, powering over 43% of websites globally.
SEO Optimization
This website employs search engine optimization (SEO) techniques to improve its visibility and ranking in search engine results pages (SERPs).
jQuery Library
Social Media Links
The presence of social media links on the website indicates that it references social media accounts. This signal alone does not confirm ownership or authenticity of those profiles.
Long Term SSL Certificate
The SSL certificate for this site is valid for more than 6 months, indicating a long-term commitment to security and trust.
Verified X Profile
Ownership verification confirms that tudelft.nl controls the X profile @tudelftocw (TU Delft OCW) (734 followers, 1,080 following, 837 posts, listed 0 times, since 2009, no account badge).
Verified YouTube Channel
Ownership verification confirms that tudelft.nl controls the YouTube channel TU Delft (@tudelft) (67,900 subscribers, 623 videos, 17,835,261 total views, since 2006, country: NL).
Established Domain
tudelft.nl has maintained active domain presence over time, indicating operational continuity.
Strong Community Presence
tudelft.nl has ownership-verified social or community presence with substantial audience reach.
Domain Information
CreatedJuly 22, 1987 at 8:00 PMUpdated: October 2, 2026 at 9:00 PM
Domain Age39.3 years
RegistrarTechnische Universiteit Delft
Domain StatusActiveDNSSEC: YES
Top Level Domain.nlCountry Code TLD
Subdomainocw
Technical Details
IP Address94.228.137.141
Hosting ProviderAS41887 ProlocationNL
NetworkAS41887 - Prolocation
SSL CertificateSectigo Public Server Authentication CA DV R36TLSv1.3 · Valid for: 7 months · from August 28, 2026 at 12:00 AM · to March 14, 2027 at 11:59 PM
Content from the analyzed website
Quoted for security analysis. These statements belong to the source website and are not endorsed by Gridinsoft.
Original page titleTU Delft OpenCourseWare
Original descriptionTU Delft OpenCourseWare provides free and open educational resources of high quality university‐level, organised as courses.
www.facebook.comfeeds.feedburner.comtextbooks.open.tudelft.nlocw.tudelft.nlonline-learning.tudelft.nltwitter.combooks.bk.tudelft.nlcreativecommons.orgwww.youtube.comfonts.googleapis.comfonts.gstatic.comwww.tudelft.nlpinterest.commaxcdn.bootstrapcdn.comwww.linkedin.com
and 1 more
Security Analysis
Detection SignaturesThese signatures are used to generate the security fingerprint below.
Wordpress PlatformSEO OptimizationjQuery Library
Security FingerprintUnique identifier based on site analysis
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Help protect others by sharing this page on social media! The more people who know about ocw.tudelft.nl, the fewer chances they have to deceive someone else.Help others evaluate ocw.tudelft.nl by sharing this page on social media!
Help protect others by sharing this page on social media! The more people who know about ocw.tudelft.nl, the fewer chances they have to deceive someone else. Help others evaluate ocw.tudelft.nl by sharing this page on social media!