coreknowledge.org
Core Knowledge Foundation
Last scanned Jul 27, 2026, 4:43 PM
Overall score
Great
Summary
This website uses WordPress hosted on AUTOMATTIC - Automattic, Inc, US. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Missing meta description.
- United States
- Hosted on AUTOMATTIC - Automattic, Inc, US
Top issues to fix
6 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
1.66 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
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
- Core Knowledge Foundation
- Description
- Canonical
- https://www.coreknowledge.org/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=5.0, minimum-scale=1.0
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AUTOMATTIC - Automattic, Inc, US
- CDN provider
- —
- IP address
- 199.16.173.204
- ASN
- AS2635 (AUTOMATTIC - Automattic, Inc, US)
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
- tls.automattic.com
- Valid from
- Jun 27, 2026
- Valid to
- Sep 25, 2026
- Days until expiry
- 60
- SAN domains
- tls.automattic.com, aluminum-boat.com, aquamarina.com, chathamicecreambars.com, clementgailleres.com, countyguide420.com, daintyhunchback.com, explore-outdoors.ca, fangoria.fans, friendlyacademic.com, jfgarrard.com, jfhrsolutions.ca, jflevesq.com, jfmcdonaldjr.com, jfullarton.com, jhgraham.com, jhlegacycounseling.com, jhngw.com, justinli.art, lilydamiano.design, lkdinlifestyle.com, meredithstern.blog, steadyground.blog, www.clementgailleres.com, www.conceptarya.com, www.coreknowledge.org, www.countyguide420.com, www.csraudio.blog, www.danseaerienne.com, www.explore-outdoors.ca, www.fangoria.fans, www.graphmasterfx.blog, www.imagesbeforeai.com, www.jfgarrard.com, www.jfhrsolutions.ca, www.jfitzmaurice.com, www.jflevesq.com, www.jfmcdonaldjr.com, www.jfstephenson.com, www.justinli.art, www.steadyground.blog
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 7
Links
54 internal · 5 external · 20 broken
Images
13 total · 0 missing alt
Scripts / Styles
86 scripts · 23 stylesheets
JS / CSS size
364 KB · 1.3 MB
Page size
128 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 10
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://coreknowledge.org
- Final URL
- https://www.coreknowledge.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.66 s
- HTML size
- 128 KB
- Redirect chain
- https://coreknowledge.org → https://www.coreknowledge.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does coreknowledge.org use?
- coreknowledge.org is built with WordPress, WooCommerce, Bootstrap, jQuery, Google Analytics, Nginx.
- Is coreknowledge.org secure (HTTPS)?
- Yes. coreknowledge.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 25, 2026.
- Who hosts coreknowledge.org?
- coreknowledge.org is hosted on AUTOMATTIC - Automattic, Inc, US.
- What is coreknowledge.org's SEO score?
- coreknowledge.org scored 70/100 for SEO in the latest analysis (fair).
- What is coreknowledge.org's overall website score?
- coreknowledge.org has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card