indexo.dev

schallgrenze.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 3012 ms crawled 2026-05-16

DE · 78.46.6.147 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
HUECK Lambda SA1 - Sound-proofing and ventilation. At the same time.
Description
The sound-proof aluminium window HUECK Lambda SA I achieves sound absorption figures of up to 36 decibels even in the ventilation position. Start planning now!

Technology

Server
Apache
Analytics
  • Google Tag Manager
Cookie consent
  • Usercentrics
Social widgets
  • YouTube Embed
Third-party hosts loaded (7)
  • privacy-proxy.usercentrics.eu×3
  • www.youtube.com×2
  • app.usercentrics.eu×1
  • sdp.eu.usercentrics.eu×1
  • unpkg.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Contact

Phone

Registration

Registrar
Deutsche Telekom AG
Created
2017-10-18
Expires
2026-10-18 151 days left
Updated
2026-02-05
Name servers
  • ns1.telekom.net
  • pns.dtag.de

DNS records live

NS
  • ns1.telekom.net
  • pns.dtag.de

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-02-05 to 2027-02-05
Expires in 261 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schallgrenze.com/index_en.php

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 (2)