indexo.dev

drei-brueder.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 2025 ms crawled 2026-05-19

DE · 81.169.145.78 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
DREI BRUEDER
Description
Just another WordPress site
Language
de
Generator
Powered by LayerSlider 6.7.1 - Multi-Purpose, Responsive, Parallax, Mobile-Friendly Slider Plugin for WordPress.
Canonical
https://drei-brueder.de/
Translations
  • de
Feeds

Open Graph

url
https://drei-brueder.de/
title
DREI BRUEDER
locale
de_DE
site name
DREI BRUEDER
description
DREI BRUEDER ist ein Studio für PR und Kommunikationberatung in Köln. Wir beraten Marken, Menschen, Unternehmen und Institutionen bei ihrer Positionierung und Kommunikation.

Technology

Server
Apache
CMS
WordPress

Social

Contact

Phone

Registration

Updated
2018-03-21
Name servers
  • docks08.rzone.de.
  • shades16.rzone.de.

DNS records live

NS
  • docks08.rzone.de
  • shades16.rzone.de
MX
  • 10 dreibrueder-de01b.mail.protection.outlook.com
TXT
  • f14406f7b31a4ebf400c79de41d835e2274b412a49c9e003338a9cac8521b6bb
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 a mx include:spf.protection.outlook.com include:spf.mtaroutes.com -all
strict (-all)
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-07-10 to 2026-08-01
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://drei-brueder.de/

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

Links to (1)

Linked from (2)