indexo.dev

concept-check.de

.de crawl

First seen 2026-04-23 · Last seen 2026-05-17 · ok HTTP/1.1 200 10619 ms crawled 2026-05-17

DE · 46.4.74.60 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Concept Check – Webdesign & Mediendesign seit 20 Jahren
Description
20 Jahre Erfahrung in Webdesign & Printdesign für dein Projekt – direkt aus Furtwangen im Schwarzwald. Lass uns loslegen!
Language
de
Canonical
https://www.concept-check.de/
Translations
  • de

Open Graph

url
https://www.concept-check.de/
title
Concept Check – Webdesign & Mediendesign seit 20 Jahren
locale
de_DE
site name
Concept Check – Werbeagentur im Schwarzwald
description
20 Jahre Erfahrung in Webdesign & Printdesign für dein Projekt – direkt aus Furtwangen im Schwarzwald. Lass uns loslegen!

Technology

Server
nginx

Social

Contact

Phone
Address
Albert-Schweitzer-Straße 10, 78120, Furtwangen, DE

Registration

Updated
2025-01-23
Name servers
  • ns1.dmsolutions.de.
  • ns2.dmsolutions.de.
  • ns3.dmsolutions.de.
  • ns4.dmsolutions.de.

DNS records live

NS
  • ns1.dmsolutions.de
  • ns2.dmsolutions.de
  • ns3.dmsolutions.de
  • ns4.dmsolutions.de
MX
  • 10 mxpool.de2.hostedoffice.ag
TXT
  • openai-domain-verification=dv-ZM0VbGNfq90zPil6kqLSmfrH

Email authentication weak

SPF
v=spf1 a mx include:hostedoffice.ag ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-25 to 2026-06-24
Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.concept-check.de/

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

Links to (3)

Linked from (4)