indexo.dev

anna-siemsen-schule.de

.de crawl

First seen 2026-04-23 · Last seen 2026-05-16 · ok HTTP/1.1 200 9970 ms crawled 2026-05-16

DE · 188.40.26.213 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Home  - Anna-Siemsen-Schule
Generator
TYPO3 CMS

Technology

Server
Apache

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Registration

Updated
2019-04-08
Name servers
  • ns1.your-server.de.
  • ns3.second-ns.de.
  • ns.second-ns.com.

DNS records live

NS
  • ns.second-ns.com
  • ns1.your-server.de
  • ns3.second-ns.de
MX
  • 10 mail.anna-siemsen-schule.de
Verified for
  • Apple

Email authentication weak

SPF
v=spf1 +a +mx ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2025-10-02 to 2026-10-02
Expires in 134 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.anna-siemsen-schule.de/home-new

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

Linked from (1)