indexo.dev

dekkersdevelopment.nl

.nl crawl

First seen 2026-05-17 · Last seen 2026-05-31 · ok HTTP/1.1 200 9689 ms crawled 2026-05-21

NL · 83.137.149.100 · AS31477 Duocast B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Dekkers Development
Description
Succesvol coachend leidinggeven
Language
nl
Generator
WordPress 5.6.17
Canonical
https://dekkersdevelopment.nl/
Feeds

Open Graph

url
https://dekkersdevelopment.nl/
title
Dekkers Development
site name
Dekkers Development | Succesvol coachend leidinggeven
description
Succesvol coachend leidinggeven

Technology

Server
Apache
CMS
WordPress 5.6.17 legacy (latest 7.0)
PHP
7.4.33 end of life
jQuery
3.5.1
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×12
  • www.google.com×2
  • s.w.org×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.duocast.net
  • ns2.duocast.net
MX
  • 10 mail.dekkersdevelopment.nl

Email authentication weak

SPF
v=spf1 include:_spf.duocast.net include:_spf.google.com +a +mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-19 to 2027-01-20
Expires in 233 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (5)