indexo.dev

defro-heiztechnik.de

.de crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 759 ms crawled 2026-05-30

PL · 94.152.206.55 · AS29522 Cyber_Folks S.A.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Defro GmbH – Ökologische Wärmepumpen und Heizkessel
Language
pl
Generator
WordPress 6.8.2
Canonical
https://defro-heiztechnik.de/

Open Graph

url
https://defro-heiztechnik.de/
title
DEFRO GmbH - Ökologische Wärmepumpen und Heizkessel - DEFRO - Saubere Wärme
locale
de_DE
site name
DEFRO - Saubere Wärme

Technology

Server
Apache
CMS
WordPress 6.8.2
jQuery
3.7.1
Stack
PHP
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.gstatic.com×2
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Updated
2026-03-13
Name servers
  • ns1.cyberfolks.pl.
  • ns2.cyberfolks.pl.
  • ns3.cyberfolks.pl.

DNS records live

NS
  • ns1.cyberfolks.pl
  • ns2.cyberfolks.pl
MX
  • 0 defroheiztechnik-de01c.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-05-24 to 2026-08-22
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://defro-heiztechnik.de/

present
  • content-security-policy
findings
  • missing HSTS
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.youtube.com/ https://code.jquery.com/ui/1.12.1/jquery-ui.js https://d3js.org/d3.v7.min.js http://developer.defro-heiztechnik.de/* https://*.typeform.com/ http://developer.defro-heiztechnik.de/wp-content/ http://developer.defro-heiztechnik.de/* https://defro.pl/ https://www.defro.pl/ https://www.googletagmanager.com/ http://developer.defro-heiztechnik.de/* https://unpkg.com/; img-src 'self' data: https://www.youtube.com/ https://www.google.pl http://developer.defro-heiztechnik.de/ http://developer.defro-heiztechnik.de/* https://defro.pl/ https://www.defro.pl/ https://deher.pl/ https://www.googletagmanager.com/ http://developer.defro-heiztechnik.de/* https://c.tile.openstreetmap.org/ https://b.tile.openstreetmap.org/ https://a.tile.openstreetmap.org/ https://s.w.org/ https://unpkg.com/; object-src 'self' data: https://www.youtube.com/ https://www.google.com/ http://developer.defro-heiztechnik.de/ https://www.google.pl http://dev

Links to (4)

Linked from (1)