ntvg.nl
Nederlands Tijdschrift voor Geneeskunde
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
Recente ontwikkelingen in de medische wetenschap. This website uses Google Analytics. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: No H1 heading found.
Recente ontwikkelingen in de medische wetenschap. Geduid en van commentaar voorzien door erkende vakgenoten.
Top issues to fix
6 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
TLS certificate expires in 28 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
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.
SEO
4 issue(s) found
Performance
322 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Nederlands Tijdschrift voor Geneeskunde
- Description
- Recente ontwikkelingen in de medische wetenschap. Geduid en van commentaar voorzien door erkende vakgenoten.
- Canonical
- https://www.ntvg.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
- 87.233.198.7
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT | — |
| NS |
|
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- ntvg.nl
- Valid from
- Jun 24, 2026
- Valid to
- Sep 22, 2026
- Days until expiry
- 28
- SAN domains
- ntvg.nl, www.ntvg.nl
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 15 · H3 16
Links
55 internal · 6 external · 0 broken
Images
26 total · 0 missing alt
Scripts / Styles
16 scripts · 3 stylesheets
JS / CSS size
302 KB · 1.2 MB
Page size
68.3 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://ntvg.nl
- Final URL
- https://www.ntvg.nl/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 321 ms
- HTML size
- 68.3 KB
- Redirect chain
- https://ntvg.nl → https://www.ntvg.nl/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does ntvg.nl use?
- ntvg.nl is built with jQuery, Google Analytics.
- Is ntvg.nl secure (HTTPS)?
- Yes. ntvg.nl uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 22, 2026.
- Who hosts ntvg.nl?
- Hosting provider information for ntvg.nl is not available yet.
- What is ntvg.nl's SEO score?
- ntvg.nl scored 70/100 for SEO in the latest analysis (fair).
- What is ntvg.nl's overall website score?
- ntvg.nl has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card