rbr-rotterdam.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 1081 ms crawled 2026-06-03

NL · 185.40.57.153 · AS30870 Trans-iX B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title

RBR ROTTERDAM – Een TRI HARD series evenement

Language

nl-NL

Generator

WordPress 6.9.4

Canonical

https://rbr-rotterdam.nl/

Translations

Feeds

Technology

Server: Apache
CMS: WordPress 6.9.4
PHP: 7.4.33 end of life
jQuery: 3.7.1

Analytics

Google Tag Manager

Third-party hosts loaded (7)

cdn.datatables.net×16
cdnjs.cloudflare.com×4
cdn.hu-manity.co×2
www.google.com×2
trinijmegen.nl×1
www.facebook.com×1
www.googletagmanager.com×1

Social

DNS records live

NS

ns1.flexwebhosting.nl
ns2.flexwebhosting.nl
ns3.flexwebhosting.com

MX

10 mail.rbr-rotterdam.nl

Email authentication strong

SPF: v=spf1 a mx a:spf.flexfilter.nl ~all
softfail (~all)
DMARC: v=DMARC1; p=quarantine; rua=mailto:dmarc@rbr-rotterdam.nl; ruf=mailto:dmarc@rbr-rotterdam.nl; sp=reject
policy: quarantine · sp=reject
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-11 to 2026-07-10

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://rbr-rotterdam.nl/

findings

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