valkenberg.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 1542 ms crawled 2026-06-02

DE · 159.69.2.73 · AS24940 Hetzner Online GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Wellnessresort & Hotel De Valkenberg | Wellnessresort & hotel bij Arnhem | Wellnessresort & Hotel De Valkenberg
Description: Beleef een dagje wellness midden in de Veluwse natuur vlakbij Arnhem. Combineer een dagje wellness met een overnachting en geniet optimaal van onze wellnessfaciliteiten en unieke behandelingen.
Language: nl-NL
Generator: SilverStripe - https://www.silverstripe.org

Technology

Server: Apache
jQuery: 3.3.1 known XSS (<3.5)
Stack: PHP

Analytics

Google Tag Manager

Third-party hosts loaded (2)

cdnjs.cloudflare.com×3
www.googletagmanager.com×1

Social

DNS records live

NS

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

MX

0 valkenberg-nl.mail.protection.outlook.com

Verified for

Brevo
Google
Microsoft 365

Email authentication partial

SPF

v=spf1 include:mailgun.org include:spf.protection.outlook.com include:_spf.mailplus.nl include:_spf.spotler.email include:relay.mailchannels.net ip4:159.69.2.132 ip4:116.203.187.120 ip4:159.69.0.214 ip4:95.170.95.171 ip4:95.170.95.158 ~all

softfail (~all)

DMARC

v=DMARC1;p=none;sp=none;pct=100;adkim=r;aspf=r;rua=mailto:postmaster@valkenberg.nl,mailto:rua@dmarc.brevo.com;fo=1

policy: none (monitoring only) · sp=none

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwM73yuQcp1G5OuV8vPJUeVKX9uqqeFjrVOx3/zwBhNKMTXu8mDlnAr9gARnSE5SdzJ0kGGiogKp++d…

selectors probed

Certificate (current)

R12

from 2026-03-31 to 2026-06-29

Expires in 24 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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