rivm.nl
Rijksinstituut voor Volksgezondheid en Milieu | RIVM
Last scanned Aug 1, 2026, 5:00 PM · 13 views
Overall score
Excellent
Summary
This website uses Apache. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
5 issues found · 1 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
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
4 issue(s) found
Performance
384 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 25, 2026
- Overall
- 93
- SEO
- 75
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- info@rivm.nl
Meta tags
- Title
- Rijksinstituut voor Volksgezondheid en Milieu | RIVM
- Description
- Canonical
- https://www.rivm.nl/
- Language
- nl
- 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
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- rivm.nl
- Valid from
- Nov 3, 2025
- Valid to
- Nov 3, 2026
- Days until expiry
- 93
- SAN domains
- rivm.nl, www.rivm.nl
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 9 · H3 3
Links
51 internal · 11 external · 20 broken
Images
7 total · 0 missing alt
Scripts / Styles
4 scripts · 3 stylesheets
JS / CSS size
3.6 KB · 0 B
Page size
35.2 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://rivm.nl
- Final URL
- https://www.rivm.nl/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 384 ms
- HTML size
- 35.2 KB
- Redirect chain
- https://rivm.nl → https://www.rivm.nl/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does rivm.nl use?
- rivm.nl is built with Drupal, jQuery, Apache.
- Is rivm.nl secure (HTTPS)?
- Yes. rivm.nl uses TLS 1.2 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Nov 3, 2026.
- Who hosts rivm.nl?
- Hosting provider information for rivm.nl is not available yet.
- What is rivm.nl's SEO score?
- rivm.nl scored 75/100 for SEO in the latest analysis (fair).
- What is rivm.nl's overall website score?
- rivm.nl has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- Has rivm.nl's score changed over time?
- rivm.nl's overall score has stayed steady at 93/100 since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card