naturalis.nl

.nl crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 967 ms crawled 2026-05-27

NL · 87.233.198.7 · AS15703 TrueFullstaq B.V.

Reputation 100/100

Classifying

HTML metadata

Title
Naturalis Biodiversity Center | Museum en onderzoek in Leiden
Description
Naturalis Biodiversity Center: voor iedereen die meer wil ontdekken over de rijkdom van de natuur.
Language
nl
Generator
Drupal 11 (https://www.drupal.org); Commerce 3
Canonical
https://www.naturalis.nl/
Translations
  • en
  • nl

Open Graph

title
Naturalis Biodiversity Center
site name
Naturalis

Technology

CMS
Drupal
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Registration

Registrar
Gandi
Created
1997-05-28
Updated
2021-03-17
Name servers
  • ns-1282.awsdns-32.org
  • ns-959.awsdns-55.net
  • ns-117.awsdns-14.com
  • ns-1805.awsdns-33.co.uk

DNS records live

NS
  • ns-117.awsdns-14.com
  • ns-1282.awsdns-32.org
  • ns-1805.awsdns-33.co.uk
  • ns-959.awsdns-55.net
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • jamf-site-verification=zwNreMGscYCY3HU7Upb_8g
  • 96P-YYZ-LM1
Verified for
  • Adobe
  • Apple
  • Atlassian
  • Brevo
  • Google
  • Meta
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx include:spf1.naturalis.nl include:_spf.google.com include:spf.afas.online include:spf.topdesk.net include:spf.mailjet.com include:_spf.salesforce.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:312p0tws@ag.eu.dmarcadvisor.com; ruf=mailto:312p0tws@fr.eu.dmarcadvisor.com
policy: reject (enforced)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApWPxfMgmly532T4DEi8B6nl1qiV9VTdsN0P/THEq6Am/1ZAwVCt/9ZD87vDvUFXIgChHqOf1NR8wkb…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R13
from 2026-04-14 to 2026-07-13
Expires in 42 days

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.naturalis.nl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • cross-origin-opener-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
cross-origin-opener-policy
same-origin

Links to (6)

Linked from (4)