ivn.nl
Samen brengen we de natuur dichterbij - IVN
Last scanned Aug 5, 2026, 3:00 AM · 9 views
Overall score
Great
Summary
IVN Natuureducatie laat kinderen en volwassenen beleven hoe leuk, gezond én belangrijk natuur is. This website uses WordPress. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: robots.txt not found.
IVN Natuureducatie
IVN Natuureducatie laat kinderen en volwassenen beleven hoe leuk, gezond én belangrijk natuur is. Doe je mee? Bezoek onze website.
- Postbus 2023, Amsterdam, 1000 HC
Top issues to fix
7 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.
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.
+1 more issue — details in the sections below.
SEO
2 issue(s) found
Performance
120 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+12 overall since Jul 27, 2026
- Overall
- 88
- SEO
- 90
- Security
- 65
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
IVN Natuureducatie
IVN Natuureducatie laat kinderen en volwassenen beleven hoe leuk, gezond én belangrijk natuur is. Doe je mee? Bezoek onze website.
Contact
Email, phone, and address published on this site's own pages.
- info(at)ivn.nl
- Phone
- +31 20 622 81 15
- Address
- Postbus 2023, Amsterdam, 1000 HC
Meta tags
- Title
- Samen brengen we de natuur dichterbij - IVN
- Description
- IVN Natuureducatie laat kinderen en volwassenen beleven hoe leuk, gezond én belangrijk natuur is. Doe je mee? Bezoek onze website.
- Canonical
- https://www.ivn.nl/
- Language
- nl-NL
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
- https://ivn.nl/site.webmanifest
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 1.3
- Issuer
- Let's Encrypt
- Subject
- ivn.nl
- Valid from
- Jul 4, 2026
- Valid to
- Oct 2, 2026
- Days until expiry
- 58
- SAN domains
- ivn.nl
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 29
Links
78 internal · 13 external · 20 broken
Images
39 total · 2 missing alt
Scripts / Styles
85 scripts · 23 stylesheets
JS / CSS size
22.9 KB · 5.3 KB
Page size
162 B
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://ivn.nl
- Final URL
- https://ivn.nl
- HTTP status
- 429
- HTTP version
- HTTP/2
- Response time
- 120 ms
- HTML size
- 162 B
- Redirect chain
- https://ivn.nl
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does ivn.nl use?
- ivn.nl is built with WordPress, jQuery, Google Analytics, Google Ads, Meta Pixel, Nginx.
- Is ivn.nl secure (HTTPS)?
- Yes. ivn.nl uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 2, 2026.
- Who hosts ivn.nl?
- Hosting provider information for ivn.nl is not available yet.
- What is ivn.nl's SEO score?
- ivn.nl scored 90/100 for SEO in the latest analysis (excellent).
- What is ivn.nl's overall website score?
- ivn.nl has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- What company operates ivn.nl?
- ivn.nl is operated by IVN Natuureducatie. IVN Natuureducatie laat kinderen en volwassenen beleven hoe leuk, gezond én belangrijk natuur is. Doe je mee? Bezoek onze website.
- Has ivn.nl's score changed over time?
- ivn.nl's overall score has improved by 12 points (from 76 to 88) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card