indexo.dev

invers-gruppe.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 2263 ms crawled 2026-05-11

DE · 193.159.173.106 · AS3320 Deutsche Telekom AG

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Invers Gruppe
Language
de

Open Graph

title
Invers Maklerpool
description
Ihr Partner fürs Wesentliche.

Technology

Server
Apache

Social

Registration

Updated
2019-09-05
Name servers
  • ns01.v-dns.de.
  • ns02.v-dns.de.
  • ns03.v-dns.de.
  • ns04.v-dns.de.

DNS records live

NS
  • ns01.v-dns.de
  • ns02.v-dns.de
MX
  • 10 mail.invers-gruppe.de
Verified for
  • OpenAI

Email authentication strong

SPF
v=spf1 include:spf.invers-gruppe.de ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine;aspf=r
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-12-03 to 2027-01-04
Expires in 227 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.invers-gruppe.de/

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

Links to (3)

Linked from (1)