indexo.dev

klaasjanwoudsma.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 819 ms crawled 2026-06-01

NL · 149.210.249.193 · AS20857 Signet B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Klaas Jan Woudsma – Concepten & Vormgeving
Language
nl-NL
Generator
WordPress 6.9.4
Canonical
https://klaasjanwoudsma.nl/
Feeds

Technology

Server
nginx
CMS
WordPress 6.9.4
PHP
8.2.31 security-only
jQuery
3.7.1
Analytics
  • Google Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.googletagmanager.com×2
  • www.google-analytics.com×1

DNS records live

NS
  • ns0.nl
  • ns11.net
  • ns5.be
MX
  • 10 mail.klaasjanwoudsma.nl

Email authentication weak

SPF
v=spf1 ip4:149.210.249.193 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC6i/uh6DikdZ9i1kRBU9Fx2mkRWR2iMhMr9CSs8CIgUgwTc2Fv7uv/FP89H1aNfYegrdIgB5lWXmyPD4+c7IvXi1CLe…
selectors probed

Certificate (current)

R12
from 2026-05-05 to 2026-08-03
Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)