indexo.dev

gr-holding.de

.de crawl

First seen 2026-04-17 · Last seen 2026-05-08 · ok HTTP/1.1 200 2892 ms crawled 2026-05-12

DE · 217.160.0.171 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

sector health type homepage

HTML metadata

Title
GR Holding GmbH - Gesundheit, Führung & Digitalisierung
Description
Gesundheit, Führung & Digitalisierung
Language
de
Generator
All in One SEO (AIOSEO) 4.9.5.1
Canonical
https://gr-holding.de/
Feeds

Open Graph

url
https://gr-holding.de/
title
GR Holding GmbH - Gesundheit, Führung & Digitalisierung
locale
de_DE
site name
GR Holding GmbH - Gesundheit, Führung & Digitalisierung
description
Gesundheit, Führung & Digitalisierung

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • gmpg.org×1
  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Updated
2026-04-15
Name servers
  • ns1035.ui-dns.com.
  • ns1055.ui-dns.de.
  • ns1064.ui-dns.org.
  • ns1108.ui-dns.biz.

DNS records live

NS
  • ns1035.ui-dns.com
  • ns1055.ui-dns.de
  • ns1064.ui-dns.org
  • ns1108.ui-dns.biz
MX
  • 0 grholding-de0e.mail.protection.outlook.com
TXT
  • v=verifydomain MS=8420868

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-02-08 to 2027-02-23
Expires in 280 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://gr-holding.de/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Links to (6)

Linked from (2)