preventblindness.org
Prevent Blindness: Eye Health Resources and Advocacy
Last scanned Aug 24, 2026, 1:21 PM
Overall score
Great
Summary
Discover eye health resources from Prevent Blindness. This website uses WordPress behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (90/100). Top issue: No H1 heading found.
Discover eye health resources from Prevent Blindness. Learn about vision diseases, safety tips, and ways to support our mission to save sight.
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 Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
584 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Discover eye health resources from Prevent Blindness. Learn about vision diseases, safety tips, and ways to support our mission to save sight.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Prevent Blindness: Eye Health Resources and Advocacy
- Description
- Discover eye health resources from Prevent Blindness. Learn about vision diseases, safety tips, and ways to support our mission to save sight.
- Canonical
- https://preventblindness.org/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- follow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
- Manifest
- https://preventblindness.org/wp-content/uploads/fbrfg/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- preventblindness.org
- Valid from
- Aug 6, 2026
- Valid to
- Nov 4, 2026
- Days until expiry
- 71
- SAN domains
- preventblindness.org, *.preventblindness.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 1 · H3 1
Links
253 internal · 49 external · 7 broken
Images
44 total · 2 missing alt
Scripts / Styles
104 scripts · 41 stylesheets
JS / CSS size
71.5 KB · 43.4 KB
Page size
392 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://preventblindness.org
- Final URL
- https://preventblindness.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 576 ms
- HTML size
- 392 KB
- Redirect chain
- https://preventblindness.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does preventblindness.org use?
- preventblindness.org is built with WordPress, jQuery, Google Analytics, Cloudflare Analytics, Meta Pixel.
- Is preventblindness.org secure (HTTPS)?
- Yes. preventblindness.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Nov 4, 2026.
- Who hosts preventblindness.org?
- Hosting provider information for preventblindness.org is not available yet.
- What is preventblindness.org's SEO score?
- preventblindness.org scored 80/100 for SEO in the latest analysis (great).
- What is preventblindness.org's overall website score?
- preventblindness.org has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card