Skip to main content
SGSiteGraph

coreknowledge.org

Core Knowledge Foundation

Last scanned Jul 27, 2026, 4:43 PM

84

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

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

70

SEO

4 issue(s) found

80

Performance

1.66 s

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

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

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

CDN provider
IP address
199.16.173.204
ASN
AS2635 (AUTOMATTIC - Automattic, Inc, US)

DNS records

TypeValue
A
  • 199.16.173.204
  • 199.16.172.118
AAAA
MX
  • coreknowledge-org.mail.protection.outlook.com
TXT
  • ca3-443a0fcffce7459ebc37484eb47077b7
  • MS=4C360946EA3BD270114A72D2D5EB89D061816645
  • v=spf1 mx include:spf.protection.outlook.com ip4:50.78.234.50 ~all
  • google-site-verification=i51AEK4IIddA0kbS5P7q51NQI9w6frPO6citsWhucTk
  • MS=ms33014913
NS
  • pablo.ns.cloudflare.com
  • tani.ns.cloudflare.com
CAA
CNAME
  • coreknowledge.org
IPv6 supportNo

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

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.