indexo.dev

nachhaltigesbauen.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-20 · ok HTTP/1.1 200 644 ms crawled 2026-05-19

FR · 92.205.108.221 · AS21499 Host Europe GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Startseite - Informationsportal Nachhaltiges Bauen
Language
de
Generator
TYPO3 CMS

Technology

Server
Apache

Registration

Updated
2023-04-05
Name servers
  • dns-3.dfn.de.
  • dnsisp1.dwd.de.
  • dnsisp2.dwd.de.

DNS records live

NS
  • dns-3.dfn.de
  • dnsisp1.dwd.de
  • dnsisp2.dwd.de

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-12 to 2026-08-10
Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://nachhaltigesbauen.de/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (2)

Linked from (3)