indexo.dev

koopmans.nl

.nl crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 1023 ms crawled 2026-05-31

US · 151.101.66.191 · AS54113 Fastly, Inc.

Reputation 92/100 weak subdomain policy

Classifying

HTML metadata

Title
Samen ontwikkelen, bouwen en onderhouden? | Koopmans
Language
nl
Generator
Drupal 11 (https://www.drupal.org)
Canonical
https://www.koopmans.nl/
Translations
  • nl

Open Graph

url
https://www.koopmans.nl/samen-ontwikkelen-bouwen-en-onderhouden
title
Samen ontwikkelen, bouwen en onderhouden?
site name
Koopmans

Technology

CDN
Fastly
CMS
Drupal
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Contact

Email
Phone
Address
Wilhelminaplein 37, 3072 DE, Rotterdam, NL

DNS records live

NS
  • ns1-32.azure-dns.com
  • ns2-32.azure-dns.net
  • ns3-32.azure-dns.org
  • ns4-32.azure-dns.info
MX
  • 10 koopmans-nl.mail.protection.outlook.com
TXT
Show 4 TXT records
  • Y3Jvb24=
  • /AsWdkJ2LC2CoIFr1dRiYnFZWFTy1/QasQSAm6tCV4j7Zp+3cOP0v7SlsRr23FnVV3NwYSamImQffcOPRsLtOg==
  • VZGpGM+J3OqwvsAAA6aRzcnMwZrBS/AfxIz77gwFIzc/SBNhXtY5iCMoekDe1rz023Xz7PeysYIgZ5SU6Mm6YA==
  • F8zQPSevDdfQjSw3K2wOCiQBXxQuj3/seG2yufAMpy8UDVZFB8vnAFldANZcNMKZOEJbrl5bA9usiItiLmUavA==
Verified for
  • Adobe
  • GlobalSign
  • Meta
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:82.210.73.61 ip4:82.210.73.87 ip4:46.145.234.254 ip4:194.151.80.37 ip4:146.104.250.0/23 ip4:195.121.111.0/24 ip4:37.188.70.0/24 include:spf.provalue.nl include:spf.protection.outlook.com include:mailplus.nl include:_spf.salesforce.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:DMARC@ssc4tbi.nl; ruf=mailto:DMARC@ssc4tbi.nl; sp=none; aspf=r; adkim=r; pct=100; ri=86400
policy: quarantine · sp=none
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCm9+ZpXjQdK+CaYz8U74VJJUS/Q1e4Dry0YhLadjNjUely+P+nDRfKtfIbj5w9KTS2LK+XD5LtwFBQjoatt6…
selectors probed

Certificate (current)

R13
from 2026-04-19 to 2026-07-18
Expires in 48 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.koopmans.nl/

present
  • strict-transport-security
  • content-security-policy-report-only
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • missing Content Security Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
autoplay=self, bluetooth=(), camera=self, geolocation=self, microphone=self, midi=(), payment=self, serial=(), usb=()
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains
content-security-policy-report-only
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.googletagmanager.com https://www.google-analytics.com *.fastly.net https://www.google.com https://www.gstatic.com https://snap.licdn.com *.facebook.net https://www.clarity.ms *.clarity.ms *.cookiebot.com *.cookiebot.eu *.doubleclick.net *.vragen.ai https://unpkg.com *.intractive.app *.bing.com *.leadinfo.net *.leadinfo.com *.visualwebsiteoptimizer.com *.azureedge.net *.snapchat.com *.tiktok.com *.woonmodule.nl data.croonwolterendros.nl data.tbi.nl data.jpvaneesteren.nl; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com https://www.gstatic.com https://cdnjs.cloudflare.com *.vragen.ai; style-src-elem 'self' 'unsafe-inline' *.vragen.ai *.jsdelivr.net; img-src 'self' data: *.fastly.net https://www.google-analytics.com *.linkedin.com https://www.google.nl *.google.com *.cookiebot.com *.cookiebot.eu https://www.facebook.com *.usercentrics.eu https://www.googletagmanager.com *.doubleclick.net *.google-

Links to (5)

Linked from (2)