indexo.dev

winklerprins.nl

.nl crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 228 ms crawled 2026-06-04

NL · 185.58.56.253 · AS8312 Zylon

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home | Winkler Prins - openbare school voor voortgezet onderwijs
Description
Welkom bij openbare scholengemeenschap Winkler Prins Veendam, met een gymnasium, vwo, havo, mavo, vmbo en een excellente praktijkschool. Plus alle extra's!
Language
nl-NL
Generator
WP Rocket 3.21.0.1
Canonical
https://winklerprins.nl/

Open Graph

url
https://winklerprins.nl/
title
Home | Winkler Prins - openbare school voor voortgezet onderwijs
locale
nl_NL
site name
Winkler Prins
description
Welkom bij openbare scholengemeenschap Winkler Prins Veendam, met een gymnasium, vwo, havo, mavo, vmbo en een excellente praktijkschool. Plus alle extra's!

Technology

Server
Apache
CMS
WordPress
PHP
8.2.1 security-only
jQuery
3.3.1 known XSS (<3.5)
Analytics
  • Google Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (8)
  • code.jquery.com×3
  • fd.cleantalk.org×3
  • fonts.googleapis.com×3
  • fonts.webba.nl×3
  • stackpath.bootstrapcdn.com×3
  • www.googletagmanager.com×2
  • code.diffuse.nl×1
  • www.google-analytics.com×1

Social

Contact

Phone

Registration

Registrar
Zylon Internet Services
Created
1998-10-01
Updated
2018-06-06
Name servers
  • ns2.zylon.net
  • ns3.zylon.nl
  • ns1.zylon.net

DNS records live

NS
  • ns1.zylon.net
  • ns2.zylon.net
  • ns3.zylon.nl
MX
  • 0 winklerprins-nl.mail.protection.outlook.com
Verified for
  • Apple
  • GlobalSign

Email authentication strong

SPF
v=spf1 mx ip4:185.58.56.253 a:smtp.winklerprins.nl ip4:77.74.50.107 ip4:77.74.54.108 ip4:77.74.50.71 ip4:83.96.206.41/32 ip4:81.21.176.90 a:smtp.schoolwerkplek.nl include:_spf.wiscollect.nl include:spf.afas.online include:spf.protection.outlook.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA19XKhtvMF+Top5Mil58SHURmEfIYRGV99kQyseiwQqbZYy3Vrc0IuiHpEHmBfwdwMag9Ohxw+StjK/…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGk4BKs0aZMrVQQGsUR4Cztz76m7oQJqKvPYhg7re15UYcjOw1ht2E4klMZKRfp1VPkPaV1G8Pl6MbL+SYxj…
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
selectors probed

Certificate (current)

R12
from 2026-04-11 to 2026-07-10
Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade

Links to (8)

Linked from (1)