gaiser-online.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 781 ms crawled 2026-05-06

DE · 185.243.132.173 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Gaiser setzt Energien frei - Gebäudetechnik, Neue Ingenieurleistungen, Klimatechnik, Heiztechnik
Description: Wir bieten wirtschaftliche und ökologische Lösungen in der Energie-, Versorgungs-, Luft- und Klimatechnik für Gebäude jeder Größenordnung.
Language: de-DE
Generator: TYPO3 CMS
Canonical: https://www.gaiser-online.de/

Technology

Server: Apache
CMS: Joomla

Cookie consent

Cookiebot

Third-party hosts loaded (1)

consent.cookiebot.com×1

Registration

Updated

2020-12-01

Name servers

ns01.agenturserver.co.
ns01.agenturserver.de.
ns01.agenturserver.it.

DNS records live

NS

ns01.agenturserver.co
ns01.agenturserver.de
ns01.agenturserver.it

MX

10 mx-01-eu-central-1.prod.hydra.sophos.com
10 mx-02-eu-central-1.prod.hydra.sophos.com

TXT

sophos-domain-verification=8936b01ca47328d7b5f3d5054236b563ba687d91f24b62e42344245c0995f356
sophos-domain-verification=42d255dccf232632952e73ee656ab9beb83a9e5c
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmYjwtrq0R1eINpHZrerPjSimFL8tSXDWpf0Vx5Ylt9cnYwb1/0p9+azbd1MmD1h3LVIea/gVFNU8YWppBCs56S6NLYvpV2epcoh6aT1i7/aBCHRLy2YPQMZhqd5vR7eCavOHiJwzvfPGJsOMWVIfWuoSTQFaP6FHxkB5anPxUbbaqEQd/QXNKPiWhmdqqTfZ088nKO4/ZRh3iI8t/bl3sLaVkjm4hzbxWzqx5wBfRW8x27oDJJ/NiW5xb9YaEQr+uz2lrL0r3Uw+2Iyq/aiO7+42HlGDlOy86sJrDgN3kt5HRU9VinGhn3Ie4Nw/oOKHePLByYdblGvtej9R48W//QIDAQAB

Verified for

Apple
Microsoft 365

Email authentication partial

SPF

v=spf1 a mx ip4:91.25.250.242 include:spf.protection.outlook.com -all

strict (-all)

DMARC

not published

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqOXbNtvxiD1doDsuXWbDF6VufNpHbHgzpQ6jNBJxlsAVkQDUdyh9EggJZN5abZnOuGNb5KwxPGOsKr…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0w/j++Zw/UTAI3py98JzL+5bW3+1Qz1spfEvaJBg6JBExJtP8lIbwYvakVOCsXIZKB7QX1ST/lCeel…

selectors probed

Certificate (current)

R13

from 2026-03-12 to 2026-06-10

Expires in 21 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.gaiser-online.de/

present

x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff