indexo.dev

kenniscentrumsport.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 301 ms crawled 2026-06-02

NL · 87.233.198.176 · AS15703 TrueFullstaq B.V.

Reputation 100/100

Classifying

HTML metadata

Title
Default site

DNS records live

NS
  • ns.internlnet.nl
  • ns3.internl.net
  • ns4.internl.net
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
Verified for
  • Apple
  • Google

Email authentication strong

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc.reports@kenniscentrumsport.nl;
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAl0a+5xARnuQTs0MK5+RdoHjsgfnRZApuWgEm2YKMcFL+AlGH/OUMaGMPmtEX7q5lyutw7uCWT4cvz8…
selectors probed

Certificate (current)

R12
from 2026-05-12 to 2026-08-10
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://kenniscentrumsport.nl/

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

Linked from (1)