indexo.dev

duoh.net

.net crawl

First seen 2026-04-23 · Last seen 2026-05-16 · ok HTTP/1.1 200 8073 ms crawled 2026-05-16

FR · 212.227.21.166 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
DUOH Kreativbüro – Kreativbüro & Marketingagentur
Language
de
Generator
WordPress 6.9.4
Canonical
https://duoh.net/
Feeds

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • gmpg.org×1
  • maps.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone
Address
rd geladen\u00a0\u2026

Registration

Registrar
Cronon GmbH
Created
2020-08-04
Expires
2026-08-04 76 days left
Updated
2026-03-16
Name servers
  • ns3.stratoserver.net
  • ns4.stratoserver.net

DNS records live

NS
  • ns3.stratoserver.net
  • ns4.stratoserver.net
MX
  • 10 duoh-net.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-16 to 2026-06-14
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://duoh.net/

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

Links to (4)

Linked from (6)

See all sites whose homepage links to duoh.net →