indexo.dev

voelter.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-14 · ok HTTP/1.1 200 951 ms crawled 2026-05-14

DE · 92.205.175.103 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Dr. Markus Voelter
Description
This site represents the services of Markus Voelter, software architect and consultant on language engineering.
Language
en
Canonical
./index.html

Open Graph

url
./index.html
title
Dr. Markus Voelter
locale
en_EN
site name
voelter engineering
description
This site represents the services of Markus Voelter, software architect and consultant on language engineering.

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • ajax.googleapis.com×1
  • fonts.googleapis.com×1

Social

Registration

Updated
2023-01-14
Name servers
  • ns81.domaincontrol.com.
  • ns82.domaincontrol.com.

DNS records live

NS
  • ns81.domaincontrol.com
  • ns82.domaincontrol.com
MX
  • 0 voelter-de.mail.protection.outlook.com
TXT
  • google-site-verification=g8j69Ns3FAwsEJCx8gH19VZCt67Hbx4YCpYiHQtySqk
  • NETORGFT19564005.onmicrosoft.com

Email authentication weak

SPF
v=spf1 include:secureserver.net mx include:ispgateway.de ip4: ip4:134.119.18.23 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2
from 2026-03-02 to 2027-03-19
Expires in 304 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://voelter.de/

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

Links to (12)

Linked from (2)