indexo.dev

opensource-consult.de

.de crawl

First seen 2026-04-23 · Last seen 2026-05-17 · ok HTTP/1.1 200 11708 ms crawled 2026-05-17

DE · 91.204.5.97 · AS31371 Wissenschaftsladen Dortmund e.V.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Opensource-Consult
Description
creativity is based on your neighbourhood.
Language
en
Generator
IHP - Integrated Haskell Platform

Open Graph

title
Opensource-Consult - Use, Learn and Explore quality Software
description
creativity is based on your neighbourhood.

Technology

Server
nginx

Registration

Updated
2008-07-16
Name servers
  • a.ns.opensource-consult.com.
  • bc.ns.opensource-consult.com.
  • wurmloch.in-vpn.de.

DNS records live

NS
  • a.ns.opensource-consult.com
  • bc.ns.opensource-consult.com
  • wurmloch.in-vpn.de
MX
  • 10 hauptpost.opensource-consult.com

Email authentication weak

SPF
v=spf1 mx ip4:91.204.5.103/32
no all qualifier
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-03 to 2026-07-02
Expires in 43 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.opensource-consult.de/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains

Linked from (2)