estherdekoning.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 2095 ms crawled 2026-06-01

NL · 92.63.168.233 · AS48635 Your Hosting B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title

Esther de Koning

Language

nl-NL

Generator

WordPress 6.2.9

Canonical

https://www.estherdekoning.nl/

Feeds

Esther de Koning » feed RSS
Esther de Koning » reactiesfeed RSS

Open Graph

url: https://www.estherdekoning.nl/
title: Esther de Koning
site name: Esther de Koning
description: Voorstellingen

Technology

Server: nginx
CMS: WordPress 6.2.9
PHP: 7.2.34 end of life
jQuery: 3.6.4

Social widgets

YouTube Embed

Third-party hosts loaded (1)

www.youtube.com×1

Social

Contact

Phone

DNS records live

NS

ns1.argewebhosting.eu
ns2.argewebhosting.com
ns3.argewebhosting.nl

MX

10 primary.yourfilter.nl
20 fallback.yourfilter.nl

Email authentication strong

SPF

v=spf1 include:_spf.yourfilter.nl ~all

softfail (~all)

DMARC

v=DMARC1;p=quarantine

policy: quarantine

DKIM

default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArr+KlqnXFkNlFsZ7SzkHh2Ci7YQO/icieFmceqzOV72jRNfD2IaMpr6cPDokPJErJlt0Lz5/9+X3AYc05utSO…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2026-04-20 to 2026-11-05

Expires in 155 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (9)

Linked from (1)

xander-wiersma.nl×1