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bretz-hufer.de

.de crawl

First seen 2026-04-18 · Last seen 2026-05-09 · ok HTTP/1.1 200 1976 ms crawled 2026-05-12

DE · 5.35.226.176 · AS20773 Host Europe GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Bretz & Hufer Gebäudesystemtechnik GmbH | Frankfurt a.M. | Start / Home · Start der Seite
Description
Start / Home · #firma#
Language
de

Open Graph

url
https://bretz-hufer.de/
title
Bretz & Hufer Gebäudesystemtechnik GmbH | Frankfurt a.M. | Start / Home · Start der Seite
locale
de_DE
site name
Bretz & Hufer Gebäudesystemtechnik GmbH | Frankfurt a.M.
description
Bretz & Hufer Gebäudesystemtechnik GmbH | Frankfurt a.M. | Start / Home · #firma#
article:author
machtWeb | Reinhard Lange

Technology

Server
Apache
CMS
Ghost

Contact

Email
Phone
Address
Alt Sossenheim 11a, 65936, Frankfurt a.M. (Sossenheim), DE

Registration

Updated
2020-12-14
Name servers
  • ns49.domaincontrol.com.
  • ns50.domaincontrol.com.

DNS records live

NS
  • ns49.domaincontrol.com
  • ns50.domaincontrol.com
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
TXT
  • 53oqng681f3hef0h4oecf3op47
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 mx a include:spf.protection.outlook.com include:spf.hornetsecurity.com include:spf.reikem.net ip4:87.140.57.40 ip4:87.139.138.158/32 ip4:87.128.100.228/32 a:as-audiosysteme.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2
from 2025-07-08 to 2026-08-07
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 100/100 Checked live page: https://bretz-hufer.de/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
  • cross-origin-embedder-policy
  • cross-origin-resource-policy
Header values
referrer-policy
no-referrer, no-referrer
x-frame-options
sameorigin
permissions-policy
accelerometer=(),autoplay=(),camera=(),cross-origin-isolated=(),display-capture=(),encrypted-media=(),fullscreen=(),geolocation=(),gyroscope=(),keyboard-map=(),magnetometer=(),microphone=(),midi=(),payment=(),picture-in-picture=(),publickey-credentials-get=(),screen-wake-lock=(),sync-xhr=(),usb=(),xr-spatial-tracking=()
x-content-type-options
nosniff
content-security-policy
default-src 'none'; base-uri 'self'; script-src 'self'; style-src 'self'; font-src 'self'; img-src 'self'; object-src 'self'; media-src 'self'; connect-src 'self'; frame-src 'self'; form-action 'none'; frame-ancestors 'self';
strict-transport-security
max-age=31536000;includeSubDomains;preload
cross-origin-opener-policy
same-origin
cross-origin-embedder-policy
unsafe-none
cross-origin-resource-policy
same-site

Links to (5)

Linked from (1)