911memorial.org
Homepage | National September 11 Memorial & Museum
Last scanned Aug 3, 2026, 6:00 AM · 8 views
Overall score
Great
Summary
This website uses Nginx behind Fastly CDN. SEO is fair (55/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
8 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.
+2 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
656 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-1 overall since Jul 26, 2026
- Overall
- 82
- SEO
- 55
- Security
- 90
- Performance
- 100
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Homepage | National September 11 Memorial & Museum
- Description
- Canonical
- https://911memorial.org/
- 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 1.2
- Issuer
- DigiCert Inc
- Subject
- *.911memorial.org
- Valid from
- Feb 10, 2026
- Valid to
- Mar 13, 2027
- Days until expiry
- 222
- SAN domains
- *.911memorial.org, 911memorial.org, www.911memorial.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 8 · H3 6
Links
75 internal · 13 external · 20 broken
Images
6 total · 0 missing alt
Scripts / Styles
21 scripts · 3 stylesheets
JS / CSS size
5.1 KB · 0 B
Page size
66.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://911memorial.org
- Final URL
- https://911memorial.org
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 655 ms
- HTML size
- 66.9 KB
- Redirect chain
- https://911memorial.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does 911memorial.org use?
- 911memorial.org is built with Drupal, Google Analytics, Meta Pixel, Nginx.
- Is 911memorial.org secure (HTTPS)?
- Yes. 911memorial.org uses TLS 1.2 with a certificate issued by DigiCert Inc, valid until Mar 13, 2027.
- Who hosts 911memorial.org?
- Hosting provider information for 911memorial.org is not available yet.
- What is 911memorial.org's SEO score?
- 911memorial.org scored 55/100 for SEO in the latest analysis (fair).
- What is 911memorial.org's overall website score?
- 911memorial.org has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Has 911memorial.org's score changed over time?
- 911memorial.org's overall score has declined by 1 point (from 83 to 82) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card