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clinicaltrials.gov

Category: Government, Legal, Health

Scanned: Jul 1, 2026, 03:51 AM UTC · First seen: Jul 1, 2026 · Threat Engines: 0 / 91 · Times Scanned: 1

100 / 100 Trust Score Based on scan findings at the time of analysis

No Threats Found

0 - High Risk50 - Moderate100 - No Threats

Fresh scan recommended

Last scanned 7 days ago - security status may have changed since then.

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Screenshot of clinicaltrials.gov Captured Jul 1, 2026

https://clinicaltrials.gov

Domain Age 26 years

Popularity Rank Very Popular - #3,702 Tranco rank (>10M monthly visitors)

Threat Databases Not listed (91 checked)

SSL Certificate ✓ Valid (TLS)

Hosting Provider Google Cloud

Server Location Kansas City, United States

Web Server istio-envoy

CMS Platform Unknown

IP Address 34.107.134.59

Domain & WHOIS Information

Registrar get.gov

Registered February 3, 2000

Expires August 18, 2026

Name Servers ns-cloud-d1.googledomains.com

DNSSEC Signed

Hosting Google Cloud

Reputation & Threat Check 91 security engines checked

0 of 91 engines flagged this website No security vendors flagged this site at the time of scanning

Not flagged

Direct Threat Database Sources

Google Not listed Spamhaus DBL Not listed SURBL Not listed Spamhaus ZEN Not listed Barracuda Not listed SpamCop Not listed Phishtank Not listed QBMA Not listed

View detailed engine results on VirusTotal

File Scan Summary Powered by Quttera Engine

3 files scanned

No threats

Low Risk

Medium Risk

High Risk

No threats Low Risk Medium Risk High Risk

clinicaltrials.gov%3A443.http-redirect 96 B No threats

clinicaltrials.gov%3A443/# 92.1 KB No threats

cdn.ncbi.nlm.nih.gov/core/pinger/pinger.js 29.1 KB No threats

External Links & Domains

External Links

All Clean

Iframes

Clean

Referenced Domains

All Clean

Flagged Resources

None Detected

http://clinicaltrials.gov/assets/favicons/favicon.svgNot flagged

http://clinicaltrials.gov/assets/images/glossary-panel/close-glossary-drawer.svgNot flagged

http://clinicaltrials.gov/assets/images/glossary-panel/glossary-icon.svgNot flagged

http://clinicaltrials.gov/assets/images/glossary-panel/open-glossary-drawer.svgNot flagged

http://clinicaltrials.gov/assets/uswds/img/sprite.svg#closeNot flagged

http://clinicaltrials.gov/chunk-5zrl6qh4.jsNot flagged

http://clinicaltrials.gov/chunk-6cgfimei.jsNot flagged

http://clinicaltrials.gov/chunk-fmlnlojq.jsNot flagged

http://clinicaltrials.gov/chunk-gwapkui5.jsNot flagged

http://clinicaltrials.gov/chunk-gyy36gz7.jsNot flagged

http://clinicaltrials.gov/chunk-ilkyazd7.jsNot flagged

http://clinicaltrials.gov/chunk-me56jcvb.jsNot flagged

http://clinicaltrials.gov/chunk-mwk7fyav.jsNot flagged

http://clinicaltrials.gov/chunk-o4d3qr6o.jsNot flagged

http://clinicaltrials.gov/chunk-r7zf4lnb.jsNot flagged

Show 7 more...

cdn.ncbi.nlm.nih.govNot flagged

clinicaltrials.govNot flagged

fonts.gstatic.comNot flagged

clinicaltrials.gov Overview

Description of clinicaltrials.gov

ClinicalTrials.gov appears to be the official U.S. government portal for searching and reviewing clinical research studies. The page title, metadata, and screenshot indicate that it provides a searchable database of clinical trials, study details, participation information, and related policy and data resources for patients, caregivers, researchers, and study sponsors.

Based on the branding shown in the screenshot, the site appears to be operated by the National Library of Medicine within the National Center for Biotechnology Information, and it presents itself as an official United States government website. Its classification across multiple web-categorization sources aligns with government and healthcare content, which is consistent with the domain name, long registration history, and the public-service nature of the platform.

Safety Assessment for clinicaltrials.gov

The available scan results are strongly reassuring for this domain at the time of this scan. It was flagged by 0 out of 91 security engines, the malware scan reported 0 flagged files out of 3 scanned, and no suspicious external links, referenced domains, or iframes were identified in the provided results. In addition, the domain was shown as clean across the listed threat-database and blacklist checks, including content-focused phishing and malware sources.

Contextual indicators also support a low-risk assessment. The domain has been registered for approximately 26 years, carries a strong traffic ranking, uses a .gov address, and the screenshot matches a professional government healthcare portal rather than a deceptive or low-quality landing page. Based on available data, no threats were detected at the time of this scan.

Technical Description

The site is using a valid SSL/TLS certificate that is current through 2026-09-26, which indicates that encrypted connections are available. DNSSEC is enabled and signed, which may help protect DNS integrity. The domain uses Google-managed nameservers, and the resolved server infrastructure appears to be hosted on Google Cloud with an istio-envoy web server layer.

No immediate technical security concerns are evident from the supplied scan details. The domain is long-established, the certificate status is valid, blacklist checks were clean, and there were no flagged files or suspicious third-party resources identified in the provided data at the time of this scan.

HTTP Redirect Chain

No redirects detected - direct connection to destination

Website Insights

Popularity

#3,702

Tranco Rank

Very Popular

Visitors >10M/mo

Category: Government, Legal, Health

Rank History (30 days)

May 25 Jun 30

6 cookies detected

Essential3

Analytics3

Advertising0

Social0

6 1st party cookies

0 3rd party (trackers)

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This report was generated automatically and is provided for informational purposes only. Results are based on a point-in-time scan and may contain false positives or incomplete data. This does not constitute a security audit or certification. No vendor in the market can guarantee a 100% detection rate. If you believe this report is inaccurate, please submit a dispute.

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