indexo.dev

open-source-company.de

.de crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1354 ms crawled 2026-06-01

DE · 148.251.8.149 · AS24940 Hetzner Online GmbH

Reputation 89/100 weak security headers dmarc partial coverage

Classifying

HTML metadata

Title
osc - the open source company
Description
Es hat sich schon immer gelohnt, über den Einsatz von open source Software nachzudenken. Kontaktieren Sie uns für ein unverbindliches Beratungsgespräch.
Language
de
Generator
WordPress 6.9.4
Canonical
https://www.open-source-company.de/
Feeds

Open Graph

url
https://www.open-source-company.de/
title
osc - the open source company
locale
de_DE
site name
osc
description
Es hat sich schon immer gelohnt, über den Einsatz von open source Software nachzudenken. Kontaktieren Sie uns für ein unverbindliches Beratungsgespräch.

Technology

Server
Apache
CMS
WordPress 6.9.4
jQuery
3.7.1

Contact

Email
Phone

Registration

Updated
2019-11-13
Name servers
  • ns1.first-ns.de.
  • robotns2.second-ns.de.
  • robotns3.second-ns.com.

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 10 debian.co-ro.de

Email authentication strong

SPF
v=spf1 a ip4:148.251.8.149 mx -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;pct=1;rua=mailto:dmarc@open-source-company.de; ruf=mailto:dmarc@open-source-company.de;fo=1;
policy: quarantine · pct=1
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-03 to 2026-08-01
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.open-source-company.de/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=0

Links to (7)

Linked from (1)