indexo.dev

colourfuldevelopment.nl

.nl crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 218 ms crawled 2026-06-04

DE · 157.90.166.156 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title
Inclusieve Organisatiecultuur & Training | Colourful Development
Language
nl

Technology

Server
nginx
CMS
Gatsby
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

DNS records live

NS
  • ns01.hostnet.nl
  • ns02.hostnet.nl
MX
  • 0 colourfuldevelopment-nl.mail.protection.outlook.com

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzJqs+9pzQFLxEX9z05yBn2+dk8nHsfIk1qZY3oPng1vfrcaYM05ev3onHDH8/O13rQ62PBOIT3PP/i…
selectors probed

Certificate (current)

E7
from 2026-05-19 to 2026-08-17
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://colourfuldevelopment.nl/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (3)

Linked from (1)