cancer.gov favicon

cancer.gov

Category: Government, Legal, Health

Scanned: Jun 19, 2026, 03:57 AM UTC · First seen: Jun 19, 2026 · Threat Engines: 0 / 91 · Times Scanned: 1
90 / 100 Trust Score Based on scan findings at the time of analysis
No Threats Found
0 - High Risk50 - Moderate100 - No Threats
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Screenshot of cancer.gov Captured Jun 19, 2026
https://cancer.gov
Screenshot of cancer.gov
26 years
Very Popular - #2,990 Tranco rank (>10M monthly visitors)
Not listed (91 checked)
✓ Valid (TLS)
National Cancer Institute
Frederick, United States
nginx
Drupal
129.43.254.39
Domain & WHOIS Information
Registrar get.gov
Registered August 23, 1999
Expires September 15, 2026
Name Servers ns.nih.gov
DNSSEC Signed
Hosting National Cancer Institute
Reputation & Threat Check 91 security engines checked
File Scan Summary Powered by Quttera Engine
102 files scanned
No threats
101
Low Risk
0
Medium Risk
0
High Risk
1
No threats Low Risk Medium Risk High Risk
www.cancer.gov/publications/dictionaries/cancer-terms 756.9 KB Flagged: high risk
www.cancer.gov.http-redirect 80 B No threats
www.cancer.gov/contact 31.8 KB No threats
www.cancer.gov/social-media 31.3 KB No threats
www.cancer.gov/about-website 31.7 KB No threats
www.cancer.gov/# 43.8 KB No threats
www.cancer.gov/espanol/# 31.7 KB No threats
www.cancer.gov/about-cancer/advanced-cancer 36.7 KB No threats
www.cancer.gov/about-cancer/screening 32.3 KB No threats
www.cancer.gov/about-cancer/# 39.6 KB No threats
www.cancer.gov/research/areas 42.8 KB No threats
Show 91 more...
Quttera flagged high risk files - is this your website?
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External Links & Domains
3308
External Links
All Clean
0
Iframes
Clean
151
Referenced Domains
All Clean
0
Flagged Resources
None Detected
http://cam.cancer.gov/Not flagged
http://cancer.gov/about-cancerNot flagged
http://cancer.gov/about-cancer/advanced-cancerNot flagged
http://cancer.gov/about-cancer/advanced-cancer/care-choicesNot flagged
http://cancer.gov/about-cancer/advanced-cancer/care-choices/care-fact-sheetNot flagged
http://cancer.gov/about-cancer/advanced-cancer/care-choices/palliative-care-fact-sheetNot flagged
http://cancer.gov/about-cancer/advanced-cancer/caregiversNot flagged
http://cancer.gov/about-cancer/advanced-cancer/caregivers/planning/last-days-pdqNot flagged
http://cancer.gov/about-cancer/advanced-cancer/feelingsNot flagged
http://cancer.gov/about-cancer/advanced-cancer/finding-purpose-meaningNot flagged
http://cancer.gov/about-cancer/advanced-cancer/planningNot flagged
http://cancer.gov/about-cancer/advanced-cancer/questionsNot flagged
http://cancer.gov/about-cancer/advanced-cancer/researchNot flagged
http://cancer.gov/about-cancer/advanced-cancer/talkingNot flagged
http://cancer.gov/about-cancer/causes-preventionNot flagged
Show 485 more...
Showing first 500 of 3308 entries.
aacrjournals.orgNot flagged
asco.orgNot flagged
biospecimens.cancer.govNot flagged
bitly.comNot flagged
bloodcancerunited.orgNot flagged
cam.cancer.govNot flagged
cancer.govNot flagged
cancercenters.cancer.govNot flagged
cancercontrol.cancer.govNot flagged
ccr.cancer.govNot flagged
cdp.cancer.govNot flagged
clinicalcenter.nih.govNot flagged
clinicaltrials.govNot flagged
cms.govNot flagged
cssi.cancer.govNot flagged
Show 136 more...
cancer.gov Overview

Description of cancer.gov

cancer.gov appears to be the official public information website for the U.S. National Cancer Institute (NCI), a federal government agency focused on cancer research, education, and patient resources. The page title and visible branding indicate that the site provides comprehensive cancer information for patients, caregivers, researchers, and healthcare professionals.

Based on the domain, metadata, and on-page content, the website appears to publish educational materials about cancer types, prevention, genetics, treatment, clinical research, grants, and related government programs. The .gov domain, NIH/NCI branding, and references to research and public health resources suggest it is operated within the U.S. government health infrastructure.

Safety Assessment for cancer.gov

This domain shows strong legitimacy signals based on available data. It was detected by 0 out of 91 security engines, and the checked threat databases did not report listings for phishing, malware, or other web-based abuse at the time of this scan. Multiple web-classification providers also categorized it as a government and health-related website, which is consistent with the visible content and branding.

One automated malware scan did flag 1 file path out of 102 scanned items with a generic malicious verdict, but no malware family name or corroborating detections were provided. In context, that isolated heuristic result appears lower confidence than the broader scan picture, especially given the domain's long history, government ownership indicators, clean blacklist results, and substantial web presence.

Based on available scan data, no significant threats were detected at the time of this scan.

Technical Description

The site uses a valid SSL/TLS certificate issued by DigiCert and the certificate was valid through 2026-09-10 at the time of review. DNSSEC is enabled, which may help protect DNS integrity. The domain is long-established, created in 1999, and uses .gov infrastructure with nameservers under nih.gov, which is consistent with U.S. government administration.

Hosting appears to be associated with the National Cancer Institute in Frederick, United States, and the web server reports nginx. No major infrastructure-level concerns were evident from the provided data, and blacklist checks were clean at the time of this scan.

HTTP Redirect Chain
301 https://cancer.gov/
200 https://www.cancer.gov/
Website Insights
#2,990
Tranco Rank
Very Popular
Visitors >10M/mo
Category: Government, Legal, Health
Rank History (30 days)
May 11 Jun 18
9 cookies detected
Essential7
Analytics2
Advertising0
Social0
9 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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