indexo.dev

kasteelvalkenburg.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 700 ms crawled 2026-05-30

NL · 212.125.139.5 · AS205876 Hoasted B.V.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Kasteelruïne & Fluweelengrot. Bezoek Kasteel & grot Valkenburg
Description
Enige Hoogteburcht in Nederland & mooiste grot Valkenburg. Unieke historische dubbelattractie.. Bezoek de Middeleeuwen. Info en Tickets.
Language
nl-NL
Generator
WordPress 6.9.4
Canonical
https://www.kasteelvalkenburg.nl/
Feeds

Open Graph

url
https://www.kasteelvalkenburg.nl/
title
Ervaar de Kasteelruïne en Fluweelengrot in Valkenburg
locale
nl_NL
site name
Kasteelruïne & Fluweelengrot
description
De historische Kasteelruïne en de ondergrondse Fluweelengrot in Valkenburg bieden avontuurlijke activiteiten voor jong en oud. Kinderen tm 3 jaar gratis.

Technology

Server
LiteSpeed
CMS
WordPress 6.9.4
PHP
8.3.31 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Adobe Fonts

Third-party hosts loaded (3)

  • gmpg.org×1
  • use.typekit.net×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.masterdns.nl
  • ns2.masterdns.nl
MX
  • 10 kasteelvalkenburg-nl.mail.protection.outlook.com
TXT
  • ca3-3b01a1c37cf148538aeb507d0ee75bc8
Verified for
  • Google

Email authentication partial

SPF
v=spf1 mx ip4:167.89.73.84 ip4:195.4.164.251 include:_spf.mlsend.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:watchdog1@watchdog.kevlarr.io; rf=afrf; fo=0;ri=86400
policy: none (monitoring only) · sp=none
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3f66634yCEO3DpkkzWoN72CR6ZNcDUK1+YbBkIb28KkTeOVSMgzq9gS75HotsaXMWYMEpLBkvZgaRI…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzs6WPa4AFQ0YdKVMIuVzidaHtZaOP1hppR+VPJqREMQK8uOqQXfPs8pYDl68LKp5JILckb75M03iD+5490…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0g+VNC7/w2XU7LZcXby+/1KElg62IJTb0TxiP5n3DyB2uBWZ/nohJIa0YDo9LPVxHe3mdBfGS/dNBsYA2xjN6nr…
selectors probed

Certificate (current)

E8
from 2026-05-28 to 2026-08-26
Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (11)

Linked from (2)