indexo.dev

matersendekoning.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-31 · ok HTTP/1.1 200 2069 ms crawled 2026-05-30

NL · 141.138.169.237 · AS20847 Previder B.V.

Reputation 87/100 weak security headers spf without fallback

Classifying

HTML metadata

Title
Ingenieursbureau Maters en De Koning | Constructief samenwerken
Description
Ingenieursbureau Maters en De Koning | Ingenieurs en adviseurs ➤ Actief in de Waterbouw, Infrastructuur en Bouw & Industrie.
Language
nl-NL
Generator
Divi v.4.27.4
Canonical
https://www.matersendekoning.nl/
Feeds

Open Graph

url
https://www.matersendekoning.nl/
title
Home - Maters en De Koning
locale
nl_NL
site name
Maters en De Koning
description
Wij zijn Ingenieursbureau Maters en De Koning
updated time
2026-05-13T07:32:51+00:00

Technology

Server
Apache
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • kit.fontawesome.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • webhostingserver.g1-dns.com
  • webhostingserver.g1-dns.one
MX
  • 10 matersendekoning-nl.mail.protection.outlook.com
TXT
  • xvdd5nr5OXBunvRGnL+KKRl5MeUjXtsqqQzG4W76hxeZKzs6bD9eXBQNjmbB+ACVYiSP4zZEFwqi3wnw0a/YwA==
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 redirect=_sh5l0dctr.sdmarc.net
missing all
DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:a.h5l0dctr@sdmarc.net
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCTvbUSnaddTFgL1HPCEAnPmmN096FgwwqpxcnCKPBnaqxq9kVCW2UEl7FgCpe8V8xAoQHjm3TArXKxn/RXB+…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-11-17 to 2026-11-29
Expires in 177 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.matersendekoning.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 (2)