indexo.dev

schulaufgaben.net

.net crawl

First seen 2026-04-14 · Last seen 2026-05-05 · ok HTTP/1.1 200 994 ms crawled 2026-05-07

DE · 85.13.168.21 · AS34788 Neue Medien Muennich GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Startseite
Description
Matheschulaufgaben und -klausuren zur Vorbereitung auf Prüfungen
Language
de

Technology

Server
nginx

Registration

Registrar
RegistryGate GmbH
Created
2019-12-11
Expires
2026-12-11 204 days left
Updated
2025-12-12
Name servers
  • ns5.kasserver.com
  • ns6.kasserver.com

DNS records live

NS
  • ns5.kasserver.com
  • ns6.kasserver.com
MX
  • 10 w0092760.kasserver.com

Email authentication weak

SPF
v=spf1 a mx include:spf.kasserver.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-05-02 to 2026-07-31
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schulaufgaben.net/

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

Linked from (1)