indexo.dev

vanderleun.nl

.nl crawl

First seen 2026-05-10 · Last seen 2026-05-16 · ok HTTP/1.1 200 9091 ms crawled 2026-05-16

NL · 91.190.98.186 · AS198352 Espresso Gridpoint BV

Reputation 100/100

Classifying

HTML metadata

Title
All over the world Royal van der Leun - Van der leun
Description
Royal Van der Leun is an allround system integrator working with 260 specialist worldwide, operating from 3 divisions.
Language
nl
Canonical
https://www.vanderleun.nl/nl/

Open Graph

url
https://www.vanderleun.nl/nl/
site name
Royal Van der Leun

Technology

Server
Apache
Analytics
  • Google Tag Manager
Cookie consent
  • Cookiebot
Social widgets
  • YouTube Embed

Third-party hosts loaded (6)

  • www.googletagmanager.com×2
  • consent.cookiebot.com×1
  • platform-api.sharethis.com×1
  • px.ads.linkedin.com×1
  • vanderleun.stackbase.nl×1
  • www.youtube-nocookie.com×1

Social

Contact

Email
Phone

Registration

Registrar
Activeview Automatisering & Informatisering B.V.
Created
1999-11-19
Updated
2026-05-13
Name servers
  • ns4.dn-s.nl
  • ns3.dn-s.nl
  • ns2.dn-s.nl
  • ns1.dn-s.nl

DNS records live

NS
  • ns1.dn-s.nl
  • ns2.dn-s.nl
  • ns3.dn-s.nl
  • ns4.dn-s.nl
MX
  • 10 d327195.a.ess.de.barracudanetworks.com
  • 20 d327195.b.ess.de.barracudanetworks.com
TXT
  • gNm0m4ofj0UjJxYDTyZvV7XRBJORqg1X
  • ec95e7057a6413509854208f2a1104e6
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a mx ip4:185.96.45.66 include:spf.protection.outlook.com include:spf.ess.de.barracudanetworks.com include:_spf.mach3framework.mach3server.nl include:spf.eu.exclaimer.net -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@vanderleun.nl; ruf=mailto:dmarc@vanderleun.nl
policy: quarantine
DKIM
Show 4 DKIM selectors
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5pu9gXAeZLds4AZJpGyoKACmKUDGN9HOxuJm7JciqoDWWeJJ/ejTn1vH92j3yWZDhJ5rKyLuuADXe7…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwc+ZLBOlr1u5qeMu1sSLHOFnpyXBFe854HslGgwz4dnhJhLWTcbtxSu5wAFvL7ARkWMqe6AYiS0qLB…
  • s1: v=DKIM1;t=s;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8ndh8FoS5RswXHrdoHicCWivwgy/KXY/egglAdZijXPNM5utAQKsZzapHYC0HSQgfxeNI4sy4j5P2h+S7rNFhUG…
  • s2: v=DKIM1;t=s;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC+FENZMZBd2JiXGqhO6vR3nWR0NN6iQ23WCb8kgx9bnvqOoRm92SrA46w95lRhNpdpIAnsxQn4KRUGeyxwBmgjWq…
selectors probed

Certificate (current)

R12
from 2026-05-16 to 2026-08-14
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.vanderleun.nl/nl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=63072000

Links to (6)

Linked from (1)