opendatacommons.org
Home — Open Data Commons: legal tools for open data
Last scanned Aug 3, 2026, 12:30 PM · 9 views
Overall score
Great
Summary
Legal tools for Open Data. This website uses Plausible Analytics behind Cloudflare CDN. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing canonical link.
Legal tools for Open Data
Top issues to fix
11 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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+5 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
229 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+1 overall since Jul 26, 2026
- Overall
- 80
- SEO
- 70
- Security
- 65
- Performance
- 100
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
Legal tools for Open Data
Meta tags
- Title
- Home — Open Data Commons: legal tools for open data
- Description
- Legal tools for Open Data
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- opendatacommons.org
- Valid from
- Jul 27, 2026
- Valid to
- Oct 25, 2026
- Days until expiry
- 82
- SAN domains
- opendatacommons.org, *.opendatacommons.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 1 · H3 0
Links
19 internal · 15 external · 20 broken
Images
8 total · 1 missing alt
Scripts / Styles
7 scripts · 4 stylesheets
JS / CSS size
165 B · 56 B
Page size
25.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Missing <html lang> attribute
Scan details
- Requested URL
- https://opendatacommons.org
- Final URL
- https://opendatacommons.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 229 ms
- HTML size
- 25.9 KB
- Redirect chain
- https://opendatacommons.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does opendatacommons.org use?
- opendatacommons.org is built with Plausible Analytics, Cloudflare Analytics.
- Is opendatacommons.org secure (HTTPS)?
- Yes. opendatacommons.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 25, 2026.
- Who hosts opendatacommons.org?
- Hosting provider information for opendatacommons.org is not available yet.
- What is opendatacommons.org's SEO score?
- opendatacommons.org scored 70/100 for SEO in the latest analysis (fair).
- What is opendatacommons.org's overall website score?
- opendatacommons.org has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.
- Has opendatacommons.org's score changed over time?
- opendatacommons.org's overall score has improved by 1 point (from 79 to 80) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card