genome.gov
National Human Genome Research Institute Home | NHGRI
Last scanned Aug 1, 2026, 1:00 PM · 8 views
Overall score
Great
Summary
Official website of the National Human Genome Research Institute. This website uses Nginx behind Fastly CDN. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
Official website of the National Human Genome Research Institute. The Forefront of Genomics.
Top issues to fix
7 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
5 issue(s) found
Performance
604 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+4 overall since Jul 25, 2026
- Overall
- 89
- SEO
- 70
- Security
- 90
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Official website of the National Human Genome Research Institute. The Forefront of Genomics.
Meta tags
- Title
- National Human Genome Research Institute Home | NHGRI
- Description
- Official website of the National Human Genome Research Institute. The Forefront of Genomics.
- Canonical
- https://www.genome.gov/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- IdenTrust
- Subject
- www.genome.gov
- Valid from
- Apr 29, 2026
- Valid to
- Nov 14, 2026
- Days until expiry
- 105
- SAN domains
- genome.gov, www.genome.gov
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 6 · H2 2 · H3 5
Links
69 internal · 10 external · 20 broken
Images
2 total · 0 missing alt
Scripts / Styles
9 scripts · 32 stylesheets
JS / CSS size
1.8 KB · 4.1 KB
Page size
225 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://genome.gov
- Final URL
- https://www.genome.gov/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 600 ms
- HTML size
- 225 KB
- Redirect chain
- https://genome.gov → https://www.genome.gov/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does genome.gov use?
- genome.gov is built with Drupal, jQuery, Google Analytics, Nginx.
- Is genome.gov secure (HTTPS)?
- Yes. genome.gov uses TLS 1.3 with a certificate issued by IdenTrust, valid until Nov 14, 2026.
- Who hosts genome.gov?
- Hosting provider information for genome.gov is not available yet.
- What is genome.gov's SEO score?
- genome.gov scored 70/100 for SEO in the latest analysis (fair).
- What is genome.gov's overall website score?
- genome.gov has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
- Has genome.gov's score changed over time?
- genome.gov's overall score has improved by 4 points (from 85 to 89) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card