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Domain report

waddenzee.nl

waddenzee.nl ranks in the top 0.50% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 7 distinct hosts observed under it.

Explore waddenzee.nl in the Web Graph

Connectivity

#659,920harmonic-centrality rank
Top percentile
0.50%
Hosts observed
7

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://waddenzee.nl/ answered with HTTP 200.

DNS records

A
  • 185.38.232.135
AAAA
  • 2a02:720:9:8::135
MX
  • 10 mx.previder.nl.
NS
  • ns0.rijksoverheidnl.com.
  • ns1.rijksoverheidnl.nl.
  • ns2.rijksoverheidnl.eu.
  • ns3.rijksoverheidnl.org.

Live preview

Screenshot of waddenzee.nl

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since waddenzee.nl can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
public, max-age=89, s-maxage=89
Content-Encoding
Not sent

Security

Content-Security-Policy
frame-ancestors 'self' https://*.iprox.nl https://*.waddenzee.nl
Strict-Transport-Security
max-age=31536000;includeSubDomains;preload
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
same-origin,no-referrer-when-downgrade
Permissions-Policy
payment=()

What each security header does

Redirect chain

  1. 1.http://waddenzee.nl/HTTP 301

    → https://waddenzee.nl/

  2. 2.https://waddenzee.nl/HTTP 200

Meta tags

Title
Home | Waddenzee
Description
Waddenzee.nl is een website van de ministeries van LNV en I&W en de drie Waddenprovincies in samenwerking met Tresoar en Waddenacademie. De site vormt het portaal van alle Waddenbeheerders en wordt gecoördineerd door Rijkswaterstaat.
Canonical
https://waddenzee.nl/
Robots
Not set
Generator
iprox.
Open Graph title
Home
Open Graph description
Waddenzee.nl is een website van de ministeries van LNV en I&W en de drie Waddenprovincies in samenwerking met Tresoar en Waddenacademie. De site vormt het portaal van alle Waddenbeheerders en wordt gecoördineerd door Rijkswaterstaat.
Open Graph image
https://waddenzee.nl/publish/pages/17339/index-afbeelding-homepage.jpg
Open Graph type
website
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
1
Disallow rules (other agents)
0

Sitemap declared:

  • https://waddenzee.nl/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.