vmbotriviumcollege.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 451 ms crawled 2026-06-03

NL · 136.144.202.5 · AS20857 Signet B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: VMBO B/K en K/TL Trivium College Amersfoort
Language: nl
Generator: Concrete CMS
Canonical: https://vmbotriviumcollege.nl/

Open Graph

title: Home
locale: nl_NL
site name: VMBO Trivium College

Technology

Server: nginx
CMS: Joomla
jQuery: 3.4.1 known XSS (<3.5)

Analytics

Google Tag Manager

Fonts

Google Fonts

Social widgets

Vimeo Embed

Third-party hosts loaded (4)

fonts.googleapis.com×2
player.vimeo.com×2
www.googletagmanager.com×2
fonts.gstatic.com×1

DNS records live

NS

ns1.mijn.host
ns2.mijn.host
ns3.mijn.host

MX

10 vmbotriviumcollege-nl.mail.protection.outlook.com

Verified for

Adobe
Google

Email authentication weak

SPF: v=spf1 include:spf.protection.outlook.com include:_spf.exsilia.net -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-14 to 2026-07-13

Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present

x-frame-options

findings

missing HSTS
missing Content Security Policy
weak frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN, sameorigin

Links to (4)

Linked from (1)

onderwijsgroepamersfoort.nl×1