casel.org
Advancing Social and Emotional Learning - CASEL
Last scanned Jul 26, 2026, 11:19 AM
Overall score
Great
Summary
CASEL is helping make evidence-based social and emotional learning an integral part of education, preschool through high school. This website uses WordPress hosted on RMH-14 - Rackspace Hosting, US. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100).
CASEL is helping make evidence-based social and emotional learning an integral part of education, preschool through high school.
- United States
- Hosted on RMH-14 - Rackspace Hosting, US
Top issues to fix
4 issues found · 2 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.
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.
SEO
0 issue(s) found
Performance
261 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
CASEL is helping make evidence-based social and emotional learning an integral part of education, preschool through high school.
Contact
Email, phone, and address published on this site's own pages.
Source: https://casel.org/donate/
Meta tags
- Title
- Advancing Social and Emotional Learning - CASEL
- Description
- CASEL is helping make evidence-based social and emotional learning an integral part of education, preschool through high school.
- Canonical
- https://casel.org/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- RMH-14 - Rackspace Hosting, US
- CDN provider
- —
- IP address
- 104.130.124.63
- ASN
- AS33070 (RMH-14 - Rackspace Hosting, US)
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
- leadingwithsel.org
- Valid from
- Jul 16, 2026
- Valid to
- Oct 14, 2026
- Days until expiry
- 77
- SAN domains
- casel.org, drc.casel.org, leadingwithsel.org, pg.casel.org, schoolguide.casel.org, selexchange.casel.org, signaturepractices.casel.org, www.casel.org, www.leadingwithsel.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 1 · H2 4 · H3 1
Links
52 internal · 18 external · 0 broken
Images
6 total · 0 missing alt
Scripts / Styles
33 scripts · 11 stylesheets
JS / CSS size
767 KB · 756 KB
Page size
88.4 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 4
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://casel.org
- Final URL
- https://casel.org
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 260 ms
- HTML size
- 88.4 KB
- Redirect chain
- https://casel.org
See something wrong on this report? Request a correction
Related websites
Same technology stack
lucerna-chem.ch
Lucerna-Chem AG
3u.net
3U HOLDING AG: Erfolg in Digitalisierung, Onlinehandel & Erneuerbaren Energien
covenanteyesfilter.com
Overcome Porn. Restore What Matters.
dataroid.com
Dataroid - Unleash the potential of digital with data
boreus.de
WIIT – Führender Premium Cloud Anbieter
linx.net
London Internet Exchange | LINX
Same hosting provider
hunton.com
Hunton Andrews Kurth LLP
stephenking.com
Stephen King | The Official Website
lisc.org
Home | Local Initiatives Support Corporation
chronline.com
Home | The Daily Chronicle
write.as
Write.as — A place for focused writing.
yourvalley.net
Daily Independent homepage - Daily Independent
Frequently asked questions
- What technology does casel.org use?
- casel.org is built with WordPress, jQuery, Google Analytics, Apache.
- Is casel.org secure (HTTPS)?
- Yes. casel.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 14, 2026.
- Who hosts casel.org?
- casel.org is hosted on RMH-14 - Rackspace Hosting, US.
- What is casel.org's SEO score?
- casel.org scored 100/100 for SEO in the latest analysis (excellent).
- What is casel.org's overall website score?
- casel.org has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card