vanwerven.nl

.nl crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 555 ms crawled 2026-05-31

US · 104.21.25.28 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Dienstverlener in infra en recycling - Van Werven
Description: Al 70 jaar werken we aan duurzame oplossingen. Samen opzoek naar échte oplossingen met oog op de volgende generatie. Specialist in infrawerken en recycling.
Language: nl

Open Graph

url: https://www.vanwerven.nl/
title: Dienstverlener in infra en recycling - Van Werven
site name: Van Werven
description: Al 70 jaar werken we aan duurzame oplossingen. Samen opzoek naar échte oplossingen met oog op de volgende generatie. Specialist in infrawerken en recycling.

Technology

CDN: Cloudflare
PHP: 7.2.34 end of life
Stack: PHP

Analytics

Google Tag Manager

Third-party hosts loaded (2)

www.google.com×1
www.googletagmanager.com×1

Social

Contact

Phone

0525-631441

DNS records live

NS

desiree.ns.cloudflare.com
lex.ns.cloudflare.com

MX

0 vanwerven-nl.i-v1.mx.microsoft

TXT

MS=3C87428BF42DC1A4EF73AA20E3F67256A79BF9E9

Verified for

Canva
Google
Microsoft 365

Email authentication strong

SPF

v=spf1 ip4:185.95.44.0/22 ip4:136.144.137.240 ip4:91.215.148.72/29 ip4:91.215.149.72/29 include:sendgrid.net include:spf.mailjet.com include:spf.protection.outlook.com include:_spf.trustit.eu include:_spf.psm.knowbe4.com include:spf.mandrillapp.com include:smtp.hroffice.eu include:spf.mtasv.net -all

strict (-all)

DMARC

v=DMARC1; p=reject; pct=100; rua=mailto:9d5d30552a2a49d2a080286082435a70@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email; ruf=mailto:systeembeheer@vanwerven.nl; fo=1

policy: reject (enforced)

DKIM

Show 4 DKIM selectors

default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDh3ZAI2qDLaBRPLHQIs04f20LW78DsgDb0nd8JjpA2M1f4cjZUNHItPNe5qdmVDWtZRgxYPgn5GvF/iWPSj5ZX2SDu9…
selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDrgYKQmOdqUMtTcUTNu6LWtdV1McVsF+HBJwFikbeRYP/m8KKQUEYPWrci0eB5NKgP/Q1EFCdUlmH2/upJQH…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
s1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0pmfViCKzVa3sN9vdtq81WBQIshraB4IT7dwbAuAj2d6nS69V1VVhLRg4pnVKF5B0SNTxrKkWBUPdgBD1MaXK/kqqEHV…

selectors probed

Certificate (current)

WE1

from 2026-05-21 to 2026-08-19

Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.vanwerven.nl/

present

strict-transport-security

findings

short HSTS max-age
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=10886400; includeSubDomains; preload