cast.org
CAST | Until learning has no limits.
Last scanned Aug 5, 2026, 10:00 AM · 8 views
Overall score
Excellent
Summary
Explore innovative educational solutions and inclusive learning with CAST (leaders in Universal Design for Learning) and transform education for all students. This website uses WordPress behind Fastly CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: robots.txt not found.
Explore innovative educational solutions and inclusive learning with CAST (leaders in Universal Design for Learning) and transform education for all students.
Top issues to fix
6 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.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
310 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 26, 2026
- Overall
- 91
- SEO
- 90
- Security
- 75
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Explore innovative educational solutions and inclusive learning with CAST (leaders in Universal Design for Learning) and transform education for all students.
Meta tags
- Title
- CAST | Until learning has no limits.
- Description
- Explore innovative educational solutions and inclusive learning with CAST (leaders in Universal Design for Learning) and transform education for all students.
- Canonical
- https://www.cast.org/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- max-snippet:-1,max-image-preview:large,max-video-preview:-1
- 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
- Let's Encrypt
- Subject
- cast.org
- Valid from
- Jul 8, 2026
- Valid to
- Oct 6, 2026
- Days until expiry
- 62
- SAN domains
- cast.org, www.cast.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 0
Links
48 internal · 12 external · 1 broken
Images
8 total · 0 missing alt
Scripts / Styles
19 scripts · 3 stylesheets
JS / CSS size
29.1 KB · 29.9 KB
Page size
96.0 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://cast.org
- Final URL
- https://www.cast.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 309 ms
- HTML size
- 96.0 KB
- Redirect chain
- https://cast.org → https://www.cast.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does cast.org use?
- cast.org is built with WordPress, jQuery, Nginx.
- Is cast.org secure (HTTPS)?
- Yes. cast.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 6, 2026.
- Who hosts cast.org?
- Hosting provider information for cast.org is not available yet.
- What is cast.org's SEO score?
- cast.org scored 90/100 for SEO in the latest analysis (excellent).
- What is cast.org's overall website score?
- cast.org has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- Has cast.org's score changed over time?
- cast.org's overall score has improved by 3 points (from 88 to 91) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card