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tofonderwijs.nl

.nl ok HTTP/1.1 200 417 ms

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

NL · 37.247.39.162 · AS25459 Eurofiber Cloud Infra B.V.

Reputation 89/100 weak security headers dmarc monitor-only

sector education subsector school type homepage

HTML metadata

Title
TOFonderwijs » HOME » Home
Language
nl

Contact

Technology

Server
Apache
PHP
5.6.40 end of life
jQuery
1.12.4 known XSS (<3.5)
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • ajax.googleapis.com×4
  • cdnjs.cloudflare.com×2
  • fonts.googleapis.com×1

DNS records live

NS
  • ns1.schoolsunited.nu
  • ns2.schoolsunited.nu
MX
  • 0 aspmx.l.google.com
  • 10 alt1.aspmx.l.google.com
  • 10 alt2.aspmx.l.google.com
  • 20 alt3.aspmx.l.google.com
  • 20 alt4.aspmx.l.google.com
Verified for
  • Apple

Email authentication partial

SPF
v=spf1 a mx ip4:37.247.39.162 ip4:77.222.78.0/28 include:lms.plusport.com include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz8txEPtRIGbY5gRr65DHrY4k/fKgMLv8DGjTC28fTybV9TJsfoXBjYKbdV4IboPMnmcbGaXYBBMVU6…
selectors probed

Certificate (current)

R13
from 2026-04-30 to 2026-07-29
Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (1)

Linked from (1)

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