chdr.nl

.nl crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 1145 ms crawled 2026-05-31

NL · 178.22.63.182 · AS12859 BIT BV

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Phase 1 & Early-Phase CRO | Centre for Human Drug Research
Description: CHDR is an independent early-phase CRO specialising in Phase 1 and first-in-human trials using innovative methods and biomarkers.
Language: en
Canonical: https://chdr.nl

Open Graph

url: https://chdr.nl
title: Home | CHDR

Technology

Server: nginx

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

Social

DNS records live

NS

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

MX

0 chdr-nl.mail.protection.outlook.com

TXT

vzi+Z4Jda3a7ww9YXf1Dgh6nrCZIFnv8oRQMcmPPv9xZLGKVR3dDQelNHwcYdG2a+diKt7tgsCF/Y+SNpIEupw==
v=NTA7516-1;startdate=2024-06;enddate=2027-06;provider=zorgmail;ntamx=10 relay.zorgmail.nl

Verified for

Brevo
OpenAI

Email authentication strong

SPF

v=spf1 include:spf.protection.outlook.com include:spf.uplearning.nl include:_spf.zorgmail.nl include:servers.mcsv.net include:spf.exclaimer.net include:_spf.exonet.nl ip4:132.229.166.36 ip4:51.105.111.160 ip4:136.144.199.56 ip4:80.84.235.70 ip4:62.204.93.131 ip4:207.244.98.227 ip4:83.149.98.72 ip4:81.17.56.1 ip4:83.149.98.73 ip4:13.88.226.191 ip4:40.115.66.46 ip4:13.94.232.90 ip4:191.238.213.99 ip4:51.13.102.144 ip4:178.162.177.161 ip4:13.74.56.125 ip4:4.185.96.20 ip4:20.162.206.62 ip4:172.172.139.18 ip4:4.223.229.111 ip4:132.229.166.40 ip4:172.201.178.27 -all

strict (-all)

DMARC

v=DMARC1; p=quarantine;

policy: quarantine

DKIM

Show 4 DKIM selectors

default: v=DKIM1; r=postmaster; g=*; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJkBK3oAjncF2+CJcZEyb06vnY/EaZwKTH4JrROcXkjFMZfwpCeJ1Ggp6aHOv/wPb…
selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAma9eycgNaJmG+reiYDx7lg/5Ic7/0M79biExmS1DLL+pcxsAOdeLIG9Bfge8x6nuhuf8CF0Jnb4k8U…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmKe0NfwYApxHWzsr7CTP738vLBA13xb17phJLVqwejy3c8h84cDavrXqjPwzMitJ6h/dcDyhrzPRMI…
mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…

selectors probed

Certificate (current)

R12

from 2026-03-12 to 2026-06-10

Expires in 9 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://chdr.nl/

present

permissions-policy

findings

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

Header values

permissions-policy: interest-cohort=()

Links to (3)

Linked from (1)

paintherapeuticsummit.com×1