indexo.dev

aanbestedingscentrum.nl

.nl crawl

First seen 2026-05-20 · Last seen 2026-05-27 · ok HTTP/1.1 200 3301 ms crawled 2026-05-27

NL · 40.118.68.89 · AS8075 Microsoft Corporation

Reputation 100/100

Classifying

HTML metadata

Title
Aanbestedingscentrum - ondersteuning bij aanbestedingen
Description
Het Aanbestedingscentrum ondersteunt installatiebedrijven en technisch dienstverleners op het gebied van aanbestedingen en contractvorming van installatietechnische werken in Nederland.
Language
nl
Canonical
https://www.aanbestedingscentrum.nl/home

Open Graph

url
https://www.aanbestedingscentrum.nl/home

Technology

Server
ws
jQuery
3.2.1 known XSS (<3.5)
Stack
ASP.NET
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • code.jquery.com×1
  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Registrar
team.blue nl B.V.
Created
2019-11-14
Updated
2021-01-05
Name servers
  • ns4.dn-s.nl
  • ns3.dn-s.nl
  • ns1.dn-s.nl
  • ns2.dn-s.nl

DNS records live

NS
  • ns1.dn-s.nl
  • ns2.dn-s.nl
  • ns3.dn-s.nl
  • ns4.dn-s.nl
MX
  • 0 aanbestedingscentrum-nl.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:spf.technieknederland.nl -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email; adkim=s; aspf=s;
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt1iraXixBadoqOjG+1cdqXFnSlcwckkDZQn7fIchYRkSqHBSGgmWUC1Plo19b/mIjWWR4rVeLaALtz…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-04-02 to 2026-10-18
Expires in 139 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.aanbestedingscentrum.nl/home

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(self), display-capture=(), encrypted-media=(), fullscreen=(self), geolocation=(), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), payment=(self), publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=(self), usb=(), web-share=(), xr-spatial-tracking=(), clipboard-read=(self), clipboard-write=(self), gamepad=(), hid=(), idle-detection=(), serial=(), window-placement=(self)
x-content-type-options
nosniff
content-security-policy
default-src 'self';object-src 'self' *.youtube.com *.vimeo.com *.google.com *.googleapis.com *.tncorporate.livits.net tncorporate.livits.net; img-src 'self' *.adtrafficquality.google *.s3.eu-west-1.amazonaws.com blob: data: *.googleapis.com *.gstatic.com *.google-analytics.com *.analytics.google.com *.googletagmanager.com *.google.com *.google.nl *.google.co.uk *.google.sr *.google.co.th *.google.fi *.google.de *.google.be *.google.sr *.google.at *.google.it *.google.co.jp *.google.ca *.google.ch *.livits.net *.g.doubleclick.net *.cookiebot.com *.appspot.com *.technieknederland.nl *.googlesyndication.com platform-res.livits.net *.sharethis.com *.ytimg.com *.vvplus.nl *.ew-installatietechniek.nl *.google.co.id *.google.pt *.google.es *.google.dk *.google.ru *.google.se *.google.fr *.google.lu *.google.ro *.tncorporate.livits.net tncorporate.livits.net https://img.sct.eu1.usercentrics.eu; style-src 'self' 'unsafe-inline' cdn.livits.net *.fontawesome.com *.googleapis.com *.ogone.com *.app
strict-transport-security
max-age=31536000;includeSubDomains

Links to (1)

Linked from (1)