indexo.dev

onderwijsgroepnoord.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 690 ms crawled 2026-05-30

NL · 40.114.251.102 · AS8075 Microsoft Corporation

Reputation 100/100

Classifying

HTML metadata

Title
Home | Onderwijsgroepnoord

Technology

ASP.NET
4.0.30319
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • cdnjs.cloudflare.com×1
  • fonts.googleapis.com×1
  • maps.googleapis.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ns1.surfnet.nl
  • ns1.zurich.surf.net
  • ns2.surfnet.nl
  • ns3.surfnet.nl
MX
  • 10 onderwijsgroepnoord-nl.j-v1.mx.microsoft
TXT
  • QuoVadis=3d3e963f-2628-48a0-97f8-f05de600d9e4
  • rVK1/YgwN+JpNsWPYOUg2pdzxNQBQyD9hOiNRGgdMX97y+Yc3rnUAPbFCXEX0tIExlwLJE6O43fxfbPffz4lGw==
  • klantid=Onderwijsgroep Noord
Verified for
  • Adobe
  • Cisco
  • HARICA
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv3JPYXsnw+Mn7nAJAaQ0XPR2FZwjkSZicY5VU2ihcCt36fKXwi1QA6bDK99qdN3/jfjaXHuWs8lBWg…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R12
from 2026-04-16 to 2026-07-15
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://onderwijsgroepnoord.nl/home

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (2)

Linked from (1)