indexo.dev

kernschool.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 678 ms crawled 2026-06-03

US · 172.67.134.124 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
De Kernschool | Voor nieuwkomers in Nederland
Language
nl-NL
Generator
ZaanPrimair v.1.1
Canonical
https://www.kernschool.nl/
Feeds

Open Graph

url
https://www.kernschool.nl/
title
De Kernschool
locale
nl_NL
site name
De Kernschool
description
Voor nieuwkomers in Nederland

Technology

CDN
Cloudflare
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (12)
  • i0.wp.com×8
  • fonts.googleapis.com×3
  • stats.wp.com×2
  • 0.gravatar.com×1
  • 1.gravatar.com×1
  • 2.gravatar.com×1
  • s0.wp.com×1
  • translate.google.com×1
  • v0.wordpress.com×1
  • widgets.wp.com×1
  • wp.me×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
Stannet-IT B.V.
Created
2001-11-14
Updated
2021-12-14
Name servers
  • norman.ns.cloudflare.com
  • reza.ns.cloudflare.com

DNS records live

NS
  • norman.ns.cloudflare.com
  • reza.ns.cloudflare.com
MX
  • 0 kernschool-nl.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 a ip4:37.97.207.197 ip6:2a01:7c8:aac3:194:5054:ff:fed7:41b2 include:spf.protection.outlook.com include:spf.ziber.eu ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; adkim=s; rua=mailto:dmarc@232xxsh9.uriports.com; ruf=mailto:dmarc@232xxsh9.uriports.com; fo=1:d:s
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu2HbnyGOQ+8IwBrbt1QkJ2KvgT3Jcqvgxdcu3Yy0kU1FkV5ufC0y/9DWJMnelmkEAhCF8fKdLjKc20…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5LZf1zLsa6SggNMFgWaOQFHiiDUkBU1xTgR2aj2ojFiKqRJMqSeANCDXi5J52q9xIUyruENJsDWH1z…
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAiaRUFYkmSb1U4ARpskAt2qGv/m3PUHtoubm86YuRMXBn6lvKe5lxQ60uqUlejQeyRk/5…
selectors probed

Certificate (current)

WE1
from 2026-05-19 to 2026-08-17
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.kernschool.nl/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (3)

Linked from (1)