indexo.dev

schoolofsystems.org

.org crawl

First seen 2026-04-30 · Last seen 2026-05-19 · ok HTTP/1.1 200 752 ms crawled 2026-05-08

DE · 85.13.157.140 · AS34788 Neue Medien Muennich GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
School of Systems – FVS’s School of Systems
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://schoolofsystems.org/
Feeds

Technology

Server
Apache
CMS
WordPress
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.gstatic.com×1

Social

Contact

Email

Registration

Registrar
RegistryGate GmbH
Created
2025-08-26
Expires
2026-08-26 97 days left
Updated
2025-11-25
Name servers
  • ns5.kasserver.com
  • ns6.kasserver.com

DNS records live

NS
  • ns5.kasserver.com
  • ns6.kasserver.com
MX
  • 10 w0189916.kasserver.com
Verified for
  • Brevo

Email authentication partial

SPF
v=spf1 a mx include:spf.kasserver.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-19 to 2026-07-18
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schoolofsystems.org/

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

Links to (3)

Linked from (1)