indexo.dev

t-atrium.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 440 ms crawled 2026-06-03

NL · 45.82.188.43 · AS31477 Duocast B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home - 't Atrium
Description
Op 't Atrium kies je voor mavo, havo, vwo, Xplore, Atrium International of Sportklas. Jij vertrekt na je schooltijd op ‘t Atrium als een wereldwijze burger.
Language
nl-NL
Canonical
https://t-atrium.nl/

Open Graph

url
https://t-atrium.nl/
title
Home - 't Atrium
locale
nl_NL
site name
't Atrium
description
Op 't Atrium kies je voor mavo, havo, vwo, Xplore, Atrium International of Sportklas. Jij vertrekt na je schooltijd op ‘t Atrium als een wereldwijze burger.

Technology

Server
LiteSpeed
CMS
WordPress
PHP
8.3.31 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Social widgets
  • YouTube Embed

Third-party hosts loaded (5)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • gmpg.org×1
  • www.googletagmanager.com×1
  • www.youtube.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns0.transip.nl
  • ns1.transip.net
  • ns2.transip.eu
MX
  • 0 tatrium-nl0c.d-v1.mx.microsoft
Verified for
  • Adobe
  • Apple
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:_spf.zivver.com include:_spf.salesforce.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;rua=mailto:monitoring@t-atrium.nl;ruf=mailto:monitoring@t-atrium.nl;
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCi/aXPlOeMCUnvJiZuUumjUZVVTM4mbvjO0w+WcBh86uw4m4awlvjrKxxLSczR1pLyAfbWYJhiiAHRn6DCm4…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxuzB2B/gmnw9kaj/W7UtE+9cb+Gr1ItGdRBhHpFykTFHK/HIUZZB03GKRlyM1/lpPPp1UMN6ZyaKeI…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R12
from 2026-05-14 to 2026-08-12
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://t-atrium.nl/

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

Links to (4)

Linked from (2)