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martinuscollege.nl

.nl ok HTTP/1.1 200 242 ms

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

US · 172.67.211.182 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

sector education subsector school type homepage

HTML metadata

Title
home
Description
Het Martinuscollege is een middelbare school gevestigd in Grootebroek. Wij hebben alle opleidingen in één school.
Language
nl-nl
Generator
Joomla! - Open Source Content Management
Feeds
last post 39 days ago

Contact

Technology

CDN
Cloudflare
CMS
Joomla

Social

Registration

Registrar
team.blue nl B.V.
Created
1997-12-16
Updated
2023-07-10
Name servers
  • sharon.ns.cloudflare.com
  • jack.ns.cloudflare.com

DNS records live

NS
  • jack.ns.cloudflare.com
  • sharon.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=CDA75A65825BA1584DFD7CB557A60ACABA7B8468
Verified for
  • Adobe
  • Apple
  • Google

Email authentication partial

SPF
v=spf1 include:_spf.zivver.com include:_spf.google.com include:spf.afas.online include:spf.flowmailer.net -all
strict (-all)
DMARC
v=DMARC1; p=none; pct=100; rua=mailto:admin@martinuscollege.nl; ruf=mailto:admin@martinuscollege.nl; fo=0:1;
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCNNwCrbqpetGfWAS/aNjbslktrDuFayzp/kiiQA/qCfTrgOBf3ObzwgR1MtOCAx4rrQTHUHI34e21vgH2yrw…
selectors probed

Certificate (current)

WE1
from 2026-04-27 to 2026-07-26
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://martinuscollege.nl/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(self "https://www.youtube-nocookie.com"), autoplay=(self "https://www.youtube-nocookie.com"), encrypted-media=(self "https://www.youtube-nocookie.com"), fullscreen=(self "https://www.youtube-nocookie.com"), gyroscope=(self "https://www.youtube-nocookie.com"), picture-in-picture=(self "https://www.youtube-nocookie.com"), web-share=(self "https://www.youtube-nocookie.com")
x-content-type-options
nosniff
content-security-policy
default-src 'self'; base-uri 'self'; script-src 'self' https://*.cloudflare.com 'sha256-gnQz7bhR0iVQgSahnix7VsZ8jyXGYqAeyYphSsfhRy0='; style-src 'self' 'unsafe-inline'; object-src 'none'; form-action 'self'; frame-src 'self' https://www.youtube-nocookie.com https://www.youtube.com; img-src 'self' data: https://*.ytimg.com; media-src 'self' https://www.youtube-nocookie.com https://www.youtube.com; frame-ancestors 'self'
strict-transport-security
max-age=63072000
cross-origin-opener-policy
same-origin

Links to (5)

Linked from (2)

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