indexo.dev

seidler-klimatechnik.de

.de crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1689 ms crawled 2026-06-01

DE · 46.243.95.176 · AS8648 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Seidler GmbH – Kälte,- Klima,- Lüftungstechnik – – seit 1952
Language
de
Generator
WordPress 6.8.1
Canonical
https://www.seidler-klimatechnik.de/
Feeds

Technology

Server
nginx
CMS
WordPress 6.8.1
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×3
  • fonts.gstatic.com×1
  • gmpg.org×1

Social

Contact

Email
Phone

Registration

Updated
2022-09-14
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
Verified for
  • Microsoft 365
  • OpenAI

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

YR2
from 2026-06-01 to 2026-08-30
Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.seidler-klimatechnik.de/

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

Links to (4)

Linked from (1)