indexo.dev

bau-ht.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-20 · ok HTTP/1.1 200 1886 ms crawled 2026-05-08

DE · 217.160.0.142 · AS8560 IONOS SE

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
BAU-HT – Bauunternehmensberatung Hessen-Thüringen GmbH
Language
de-DE
Canonical
https://www.bau-ht.de/

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • s.w.org×1

Contact

Email

Registration

Updated
2018-07-10
Name servers
  • ns1092.ui-dns.biz.
  • ns1092.ui-dns.com.
  • ns1092.ui-dns.de.
  • ns1092.ui-dns.org.

DNS records live

NS
  • ns1092.ui-dns.biz
  • ns1092.ui-dns.com
  • ns1092.ui-dns.de
  • ns1092.ui-dns.org
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 a:seminare.bau-ht.de include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;pct=100;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-21 to 2027-02-05
Expires in 260 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)