drawdown.org
Project Drawdown®
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Excellent
Summary
Project Drawdown drives meaningful climate action by advancing science-based solutions and strategies. This website uses Nginx behind Fastly CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: robots.txt not found.
Project Drawdown drives meaningful climate action by advancing science-based solutions and strategies.
Top issues to fix
4 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.
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.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
257 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Project Drawdown®
- Description
- Project Drawdown drives meaningful climate action by advancing science-based solutions and strategies.
- Canonical
- https://drawdown.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- max-image-preview:standard
- 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
- drawdown.org
- Valid from
- Jun 3, 2026
- Valid to
- Sep 1, 2026
- Days until expiry
- 34
- SAN domains
- drawdown.org, projectdrawdown.org, www.drawdown.org, www.projectdrawdown.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 8 · H3 0
Links
42 internal · 8 external · 20 broken
Images
27 total · 0 missing alt
Scripts / Styles
25 scripts · 4 stylesheets
JS / CSS size
20.5 KB · 0 B
Page size
101 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://drawdown.org
- Final URL
- https://drawdown.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 255 ms
- HTML size
- 101 KB
- Redirect chain
- https://drawdown.org
See something wrong on this report? Request a correction
Frequently asked questions
- What technology does drawdown.org use?
- drawdown.org is built with Drupal, Google Analytics, Nginx.
- Is drawdown.org secure (HTTPS)?
- Yes. drawdown.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 1, 2026.
- Who hosts drawdown.org?
- Hosting provider information for drawdown.org is not available yet.
- What is drawdown.org's SEO score?
- drawdown.org scored 90/100 for SEO in the latest analysis (excellent).
- What is drawdown.org's overall website score?
- drawdown.org has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card