indexo.dev

excelsiorfoundation.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 322 ms crawled 2026-06-01

NL · 62.221.215.97 · AS48635 Your Hosting B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Excelsior Foundation – Excelsior Foundation is het maatschappelijke hart van de club
Language
nl
Canonical
https://excelsiorfoundation.nl/

Technology

Server
openresty
CMS
WordPress
jQuery
3.5.1

Third-party hosts loaded (2)

  • gmpg.org×1
  • s.w.org×1

Social

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 0 excelsiorfoundation-nl.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com ip4:83.167.213.142 -all
strict (-all)
DMARC
v=DMARC1; p=reject;
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApGX2BS9XfchJSBC1uGEJtvy1nJn4vS9DsoC8h/rE8eM9QDElZZLSQEx5Dp4pwVBZbvmY59DMH/H17F…
selectors probed

Certificate (current)

R12
from 2026-05-21 to 2026-08-19
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (5)

Linked from (1)