indexo.dev

tubalernen.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 2177 ms crawled 2026-05-07

DE · 85.13.139.184 · AS34788 Neue Medien Muennich GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Deine Online-Tubaschule | tubalernen.de
Description
Die Plattform, mit der du deine Tuba zum Klingen bringst. Ich bin Raimund, dein Online-Tubalehrer.
Language
de
Generator
Silverstripe CMS 5.4
Canonical
https://www.tubalernen.de/

Open Graph

url
https://www.tubalernen.de/
title
Deine Online-Tubaschule - tubalernen.de
description
Die Plattform, mit der du deine Tuba zum Klingen bringst.

Technology

Server
Apache

Social

Registration

Updated
2022-03-02
Name servers
  • ns5.kasserver.com.
  • ns6.kasserver.com.

DNS records live

NS
  • ns5.kasserver.com
  • ns6.kasserver.com
MX
  • 10 w01c273c.kasserver.com
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a mx include:spf.kasserver.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R13
from 2026-04-01 to 2026-06-30
Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (4)

Linked from (1)