indexo.dev

klett-vs.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-15 · ok HTTP/1.1 200 802 ms crawled 2026-05-15

DE · 188.40.3.218 · AS24940 Hetzner Online GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Klett VerlagsService GmbH - Klett VerlagsService GmbH
Description
Mehr als eine Verlagsauslieferung!
Language
de
Canonical
https://klett-vs.de/

Open Graph

url
https://klett-vs.de
title
Klett VerlagsService GmbH
description
Mehr als eine Verlagsauslieferung!

Technology

Server
Apache
CMS
WordPress

Contact

Email
Phone

Registration

Updated
2025-09-08
Name servers
  • a.ns14.net.
  • b.ns14.net.
  • c.ns14.net.
  • d.ns14.net.

DNS records live

NS
  • n01.public.auth.dns.services.k-net.io
  • n02.public.auth.dns.services.k-net.io
  • n03.public.auth.dns.services.k-net.io
  • n04.public.auth.dns.services.k-net.io
MX
  • 0 mx.mail.services.k-sys.io
TXT
Show 4 TXT records
  • MS=ms43326226
  • atlassian-sending-domain-verification=9f836380-8119-4e5e-ae98-32b168946990
  • apple-domain-verification=R6Ye9KNkFXLZGAyb
  • atlassian-domain-verification=VLQAZ7TlZQHWLnA2Mrb0SjSTWT3PFhKdZkAhnrQ2oz22F9ySeaKXq155wsTz6E3N

Email authentication partial

SPF
v=spf1 mx include:spf.mail.services.k-sys.io -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email; adkim=s;aspf=s; pct=100;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-02-25 to 2026-05-26
Expires in 7 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://klett-vs.de/

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

Linked from (1)