indexo.dev

sdo-opleidingen.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 1136 ms crawled 2026-06-02

NL · 185.87.187.182 · AS48635 Your Hosting B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
SDO-Opleidingen.nl
Language
nl-NL
Generator
Powered by Slider Revolution 6.2.7 - responsive, Mobile-Friendly Slider Plugin for WordPress with comfortable drag and drop interface.
Canonical
https://sdo-opleidingen.nl/
Feeds

Technology

Server
Apache
CMS
WordPress
PHP
8.3.31 security-only
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×3
  • www.google.com×2
  • gmpg.org×1
  • maps.google.com×1

DNS records live

NS
  • christina.neostrada.nl
  • lisa.neostrada.nl
  • sandra.neostrada.nl
MX
Show 6 MX records
  • 0 alt1.aspmx.l.google.com
  • 0 alt2.aspmx.l.google.com
  • 0 aspmx.l.google.com
  • 0 aspmx2.googlemail.com
  • 0 aspmx3.googlemail.com
  • 10 mail.sdo-opleidingen.nl

Email authentication strong

SPF
v=spf1 a mx include:spf.totaalholding.nl ip4:185.87.187.182 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine;
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxeVZ/tmVadis5OBHw3YBu4qAoIBilfgG/LA914qoMImhFbnkeUEWyNVsboRN3LyB8KsSHFr684NlPZ…
selectors probed

Certificate (current)

R13
from 2026-04-05 to 2026-07-04
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sdo-opleidingen.nl/

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

Linked from (2)