indexo.dev

astrotreff.de

.de crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 714 ms crawled 2026-05-31

CH · 109.164.203.184 · AS3303 Bluewin

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Astrotreff - Die Astronomie und Raumfahrt Community
Description
Der Astrotreff, gegründet im Frühjahr 2001, hilft allen Interessierten, Astronomie und Raumfahrt und allgemeine Naturwissenschaft und Technik erlebbar zu machen.
Language
en
Canonical
https://www.astrotreff.de/

Open Graph

url
https://www.astrotreff.de/
title
- Astrotreff - Die Astronomie und Raumfahrt Community
site name
Astrotreff - Die Astronomie und Raumfahrt Community

Technology

Server
Apache

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Registration

Updated
2012-12-18
Name servers
  • hulk.work.de.
  • ns.work.de.

DNS records live

NS
  • hulk.work.de
  • ns.work.de
MX
  • 10 mail.astrotreff.de

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-05 to 2026-08-03
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.astrotreff.de/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (2)

Linked from (1)