si-shk.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-15 · ok HTTP/1.1 200 1446 ms crawled 2026-05-06

DE · 87.106.113.225 · AS8560 IONOS SE

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title

Si - Das Fachmagazin für SHK-Unternehmer

Description

Fachinformationen und News für SHK-Unternehmer aus den Bereichen Sanitär, Heizung, Lüftung & Klima, Installation & MSR, Büro & Baustelle.

Language

Generator

WordPress 6.9.4

Canonical

https://www.si-shk.de/

Feeds

Si » Feed RSS
Si » Kommentar-Feed RSS

Open Graph

url: https://www.si-shk.de/
title: Si
locale: de_DE
site name: Si
description: Fachinformationen und News für SHK-Unternehmer aus den Bereichen Sanitär, Heizung, Lüftung & Klima, Installation & MSR, Büro & Baustelle.

Technology

CMS: WordPress

Analytics

Google Tag Manager

Ads

Google Ads (DoubleClick)

Cookie consent

Usercentrics

Third-party hosts loaded (13)

adfarm1.adition.com×3
app.usercentrics.eu×3
imagesrv.adition.com×3
www.google.com×3
code.etracker.com×2
player.podigee-cdn.net×2
securepubads.g.doubleclick.net×2
www.googletagmanager.com×2
api.usercentrics.eu×1
gmpg.org×1
media.downloadportal.holzmann-medien.de×1
mediapool.holzmann-medien.de×1
www.facebook.com×1

Social

Registration

Updated

2020-10-02

Name servers

ns.holzmannverlag.de.
pns.dtag.de.
secondary006.dtag.net.

DNS records live

NS

ns.holzmannverlag.de
pns.dtag.de
secondary006.dtag.net

MX

10 smtp2.holzmannverlag.de
20 smtp3.holzmannverlag.de

TXT

google-site-verification=MVRr0aHyeI_sT4TIoOveUoYY9rNuPfW1YBTW_wJUciw
facebook-domain-verification=30uqowroquk2lw8hneceo9be3jagro
MS=ms80718362

Email authentication strong

SPF

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

strict (-all)

DMARC

v=DMARC1;p=reject

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4v56m4UENG3tNhcyaiEklTGVbcPt5wsG2ANCgbVmYL+tO38d4rcAMYkhhZIlvyuAzCsuX24/nXSXA5…

selectors probed

Certificate (current)

R13

from 2026-04-19 to 2026-07-18

Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.si-shk.de/

findings

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