indexo.dev

contentmattersrotterdam.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 309 ms crawled 2026-06-03

US · 172.67.156.112 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Zichtbaar in AI? GEO (SEO) voor alle zoekmachines | Content Matters
Description
Online marketing voor MKB: GEO/SEO voor AI, Webdesign, Chatbots; korte projecten of langdurig samenwerken. 5* service en resultaat. ✅
Language
nl-NL
Generator
WordPress 7.0
Canonical
https://contentmattersrotterdam.nl/
Feeds

Open Graph

url
https://contentmattersrotterdam.nl/
title
Zichtbaar in AI? GEO (SEO) voor alle zoekmachines | Content Matters
locale
nl_NL
site name
Content Matters Rotterdam
description
Online marketing voor MKB: GEO/SEO voor AI, Webdesign, Chatbots; korte projecten of langdurig samenwerken. 5* service en resultaat. ✅
updated time
2026-05-19T09:42:15+02:00

Technology

CDN
Cloudflare
CMS
WordPress 7.0
PHP
8.3.31 security-only

Third-party hosts loaded (2)

  • gmpg.org×1
  • js.hs-scripts.com×1

Social

Contact

Phone
Address
Boergoensevliet 86, 3082 KW, Rotterdam, Nederland

DNS records live

NS
  • aria.ns.cloudflare.com
  • seth.ns.cloudflare.com
MX
  • 10 mx10.onlinemailscanner.com
  • 20 mx20.onlinemailscanner.com
  • 30 mx30.onlinemailscanner.com
  • 40 mx40.onlinemailscanner.com
TXT
  • site-verification=839c611a3a6ed8808a48e20c7733c585
Verified for
  • Google

Email authentication partial

SPF
v=spf1 a mx include:mailgun.org ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • s1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC44SoG08VjKD/ePl91+HavNoJHNXC3VZDZMlP6ra487nH3F0v0rh1mAuMtR2NimdN6qixwKP7V9T2K9zyPdQfEGBxRmbq…
selectors probed

Certificate (current)

WE1
from 2026-05-17 to 2026-08-15
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://contentmattersrotterdam.nl/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Links to (6)

Linked from (1)