indexo.dev

deprogrammeerschool.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 161 ms crawled 2026-06-04

US · 160.153.0.2 · AS209242 Cloudflare London, LLC

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Digitale geletterdheid voor basisscholen - Programmeerklassen voor kinderen
Description
De partner voor digitale geletterdheid, computational thinking en programmeren op basisscholen. Ontdek onze doorlopende leerlijn, gekwalificeerde vakleerkrachten en flexibele pakketten.
Language
nl-NL
Generator
Site Kit by Google 1.180.0
Canonical
https://deprogrammeerschool.nl/
Feeds

Open Graph

url
https://deprogrammeerschool.nl/
title
Digitale Geletterdheid en Programmeervaardigheden voor Basisscholen - De Programmeerschool
locale
nl_NL
site name
Programmeerklassen voor kinderen
description
Digitale geletterdheid voor basisscholen, met leerlijnen en ondersteuning door vakleerkrachten en invalleerkrachten voor alle leerlingen.

Technology

CDN
Cloudflare
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • www.googletagmanager.com×4
  • gmpg.org×1
  • img1.wsimg.com×1

Contact

Email
Phone

Registration

Registrar
GoDaddy.com
Created
2021-08-31
Updated
2025-12-11
Name servers
  • ns10.domaincontrol.com
  • ns09.domaincontrol.com

DNS records live

NS
  • ns09.domaincontrol.com
  • ns10.domaincontrol.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.google.com mx include:_spf.mlsend.com include:dc-aa8e722993._spfm.deprogrammeerschool.nl ~all
softfail (~all)
DMARC
not published
DKIM
  • dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2qE3At6eeLVkq0CKxvESSa9eKNVcXRFtiJH9RBRmZUbzDvuizTgGZS0hfADyX9USWsmb…
selectors probed

Certificate (current)

WE1
from 2026-05-16 to 2026-08-14
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://deprogrammeerschool.nl/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Linked from (1)