indexo.dev

duk-bau.de

.de crawl

First seen 2026-05-09 · Last seen 2026-05-16 · ok HTTP/1.1 200 2457 ms crawled 2026-05-16

DE · 37.228.155.55 · AS45012 dogado GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
D&K Spezial Tiefbau GmbH & Co. KG: Starke Fundamente für große Projekte
Language
de-DE
Generator
TYPO3 CMS
Canonical
https://www.duk-bau.de/

Open Graph

title
Starke Fundamente für große Projekte
image:url
https://www.duk-bau.de/fileadmin/_processed_/8/7/csm_logo_DK_Spezialtiefbau_d52896aeef.png

Technology

Server
Apache

Social

Contact

Email
Phone

Registration

Updated
2016-12-19
Name servers
  • ns1a.dodns.net.
  • ns2a.dodns.net.

DNS records live

NS
  • ns1a.dodns.net
  • ns2a.dodns.net
MX
  • 10 mx-01-eu-central-1.prod.hydra.sophos.com
  • 20 mx-02-eu-central-1.prod.hydra.sophos.com
TXT
  • sophos-domain-verification=633b270f718916a479882f8ac49b8568450fb1c4

Email authentication partial

SPF
v=spf1 a:k62474.coveto.de include:spf.protection.outlook.com include:_spf_eucentral1.prod.hydra.sophos.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-10 to 2026-08-08
Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.duk-bau.de/

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

Links to (6)

Linked from (2)