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internationalschooltwente.nl

.nl ok HTTP/1.1 200 1692 ms

First seen 2026-06-02 · Last seen 2026-06-18 · crawled 2026-06-17

IE · 54.75.241.234 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

sector education subsector school type homepage

HTML metadata

Title
International School Twente - The Netherlands
Description
International School Twente offers internationally-recognised learning programmes for primary and secondary education.
Language
en-US
Generator
WordPress 7.0
Canonical
https://internationalschooltwente.nl/
Feeds
dormant last post 1907 days ago

Open Graph

url
https://internationalschooltwente.nl/
title
International School Twente - The Netherlands
locale
en_US
site name
IST
description
International School Twente offers internationally-recognised learning programmes for primary and secondary education.

Technology

Server
Apache
CMS
WordPress 7.0
PHP
8.3.21 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • cdnjs.cloudflare.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Social

DNS records live

NS
  • nsauth1.introweb.nl
  • nsauth2.introweb.nl
  • nsauth3.introweb.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 a mx ip4:54.75.241.234 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; pct=100; rua=mailto:re+soijm706lct@dmarc.postmarkapp.com; sp=none; aspf=r;
policy: none (monitoring only) · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn5WXjtCKb06UE17+LMOV4+oePgZdMpTTUlTVRHZz8H0DQXaQe2zemx51PXpVzkriLGtOxT8Bxb/t0A…
selectors probed

Certificate (current)

R12
from 2026-05-02 to 2026-07-31
Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (18)

Linked from (2)

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