indexo.dev

voorzaan.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 349 ms crawled 2026-06-03

US · 104.21.20.156 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
obs De Voorzaan | Openbaar onderwijs Zaanstad
Language
nl-NL
Generator
ZaanPrimair v.1.1
Canonical
https://www.voorzaan.nl/
Feeds

Open Graph

url
https://www.voorzaan.nl/
title
obs De Voorzaan
locale
nl_NL
site name
obs De Voorzaan
description
Openbaar onderwijs Zaanstad

Technology

CDN
Cloudflare
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (11)
  • i0.wp.com×5
  • stats.wp.com×2
  • 0.gravatar.com×1
  • 1.gravatar.com×1
  • 2.gravatar.com×1
  • fonts.gstatic.com×1
  • s0.wp.com×1
  • v0.wordpress.com×1
  • widgets.wp.com×1
  • wp.me×1
  • www.googletagmanager.com×1

DNS records live

NS
  • norman.ns.cloudflare.com
  • reza.ns.cloudflare.com
MX
  • 0 voorzaan-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=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA323Gn2Zb5Jkl27uqrGUoXCf6LI0vT/yqBSQiUS3VVTSw+6PEv//zS85yPgmSHutDzUJXsE2/JPN6UO…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3EsxfqV8k4dR/xIfw+3rPtLDV8fRt7vLB82kXZg4k9ByGz9qV6jO+WvUxSPd8xCQpssbl6NYPsZP+j…
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArPEeGl/NvSvmeMYuHa/JUzZrTd5s8aarKYT68bDEA6BON6636PjtcNTlAdfJhnj/akfG…
selectors probed

Certificate (current)

WE1
from 2026-06-02 to 2026-08-31
Expires in 87 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (1)