indexo.dev

cn3.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 518 ms crawled 2026-06-02

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
CN3 - Automating Construction
Description
CN3 is a Danish technology and consulting company, that provides digital services and solutions for the construction industry.
Language
en-US
Generator
WPML ver:4.9.2 stt:12,37,1;
Canonical
https://cn3.com/
Translations
  • da
  • en
  • nl

Open Graph

url
https://cn3.com/
title
CN3 - Automating Construction
locale
en_US
site name
CN3
description
CN3 is a Danish technology and consulting company, that provides digital services and solutions for the construction industry.

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×5
  • fonts.googleapis.com×2
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Key-Systems GmbH
Created
1999-11-24
Expires
2026-11-24 174 days left
Updated
2025-12-02
Name servers
  • ns1.simply.com
  • ns2.simply.com
  • ns3.simply.com

DNS records live

NS
  • ns1.simply.com
  • ns2.simply.com
  • ns3.simply.com
MX
  • 0 cn3-com.mail.protection.outlook.com
Verified for
  • Anthropic
  • Dropbox

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc@cn3.com; ruf=mailto:dmarc@cn3.com; adkim=s; aspf=s;
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1jWYiWzxIBWyfm6kwtS1Dktrsp6TzZ46+eitoBcP96+pdQ4RGkH/UL88YYh05057nTdxmHxoCt+Uco…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3ifKZVO2Ea+m/yjELHER6fyhkKEWdIYaLEgl/HxyEX3zE2zHG8jX7nrBhnWGdTesAWj/lagEpIVCDW…
selectors probed

Certificate (current)

E8
from 2026-04-29 to 2026-07-28
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://cn3.com/

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

Links to (21)

Linked from (1)