indexo.dev

birk-bau.de

.de crawl

First seen 2026-06-15 · Last seen 2026-06-15 · ok HTTP/1.1 200 468 ms crawled 2026-06-15

DE · 168.119.71.122 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Unternehmen - Birk Bau
Language
de
Generator
Contao Open Source CMS

Technology

Server
nginx
PHP
8.3.31 security-only
Stack
PHP

Social

Contact

Email
Phone

Registration

Updated
2025-12-17
Name servers
  • ns1.comu.de.
  • ns2.comu.de.

DNS records live

NS
  • ns1.comu.de
  • ns2.comu.de
MX
  • 0 birkbau-de01b.mail.protection.outlook.com
Verified for
  • Microsoft 365

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 2026-05-25 to 2026-08-23
Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://birk-bau.de/Unternehmen.html

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
Header values
referrer-policy
no-referrer-when-downgrade, strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
interest-cohort=()
x-content-type-options
nosniff

Links to (2)

Linked from (1)

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