indexo.dev

duoh-kreativbuero.de

.de crawl

First seen 2026-04-27 · Last seen 2026-05-16 · ok HTTP/1.1 200 909 ms crawled 2026-05-20

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 6.9.4
PHP
8.3.31 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • duoh.net×107
  • gmpg.org×1
  • maps.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Updated
2026-03-21
Name servers
  • ns3.stratoserver.net.
  • ns4.stratoserver.net.

DNS records live

NS
  • ns3.stratoserver.net
  • ns4.stratoserver.net
MX
  • 10 duohkreativbuero-de01b.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)

R12
from 2026-03-21 to 2026-06-19
Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://duoh-kreativbuero.de/

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

Links to (5)

Linked from (2)