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SGSiteGraph

ehn.org

EHN

Last scanned Aug 4, 2026, 8:00 PM · 12 views

95

Overall score

Excellent

Summary

News for a changing planet. This website uses Nginx hosted on Fastly behind Fastly CDN. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100).

EHN

News for a changing planet

United States
Hosted on Fastly

Top issues to fix

2 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

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

  • 1 broken link on the page

    SEO

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

100

SEO

0 issue(s) found

90

Performance

449 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

0 overall since Jul 27, 2026

Overall
95
SEO
100
Security
90
Performance
90
Accessibility
100

Organization

Company details published in this site's own structured data.

EHN

News for a changing planet

plus.google.compinterest.comInstagramFacebookLinkedInX (Twitter)YouTube

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
EHN
Description
News for a changing planet
Canonical
https://www.ehn.org/
Language
en
Charset
utf-8
Viewport
width=device-width,initial-scale=1,minimum-scale=1.0
Robots meta
max-image-preview:large
Manifest
https://www.ehn.org/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
EHN
og:description
We push good science and journalism into public discussion and public policy on environmental health issues, including climate change.
og:type
website
og:url
—

Twitter Card

twitter:card
summary_large_image
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

Google AnalyticsGoogle AdsNginx

Hosting & CDN

Hosting provider
Fastly
CDN provider
Fastly
IP address
151.101.65.91
ASN
AS54113 (FASTLY - Fastly, Inc., US)

DNS records

TypeValue
A
  • 151.101.65.91
  • 151.101.193.91
  • 151.101.129.91
  • 151.101.1.91
AAAA—
MX—
TXT—
NS—
CAA—
CNAME
  • www.ehn.org.cdn.rebelmouse.com
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
GlobalSign nv-sa
Subject
www.ehn.org
Valid from
Jan 11, 2026
Valid to
Feb 12, 2027
Days until expiry
191
SAN domains
www.ehn.org

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 10 · H3 36

Links

39 internal · 36 external · 1 broken

Images

52 total · 0 missing alt

Scripts / Styles

85 scripts · 1 stylesheets

JS / CSS size

261 KB · 156 KB

Page size

507 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
5
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

No SEO issues detected.

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://ehn.org
Final URL
https://www.ehn.org/
HTTP status
200
HTTP version
HTTP/2
Response time
439 ms
HTML size
507 KB
Redirect chain
https://ehn.org → https://www.ehn.org/

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Frequently asked questions

What technology does ehn.org use?
ehn.org is built with Google Analytics, Google Ads, Nginx.
Is ehn.org secure (HTTPS)?
Yes. ehn.org uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Feb 12, 2027.
Who hosts ehn.org?
ehn.org is hosted on Fastly, behind Fastly CDN.
What is ehn.org's SEO score?
ehn.org scored 100/100 for SEO in the latest analysis (excellent).
What is ehn.org's overall website score?
ehn.org has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
What company operates ehn.org?
ehn.org is operated by EHN. News for a changing planet
Has ehn.org's score changed over time?
ehn.org's overall score has stayed steady at 95/100 since Jul 27, 2026.