indexo.dev

icdl-lernen.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-13 · ok HTTP/1.1 200 2627 ms crawled 2026-05-07

DE · 88.198.238.86 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Startseite | ICDL
Description
International Certification of Digital Literacy
Language
de

Technology

Server
Apache

Third-party hosts loaded (3)

  • www.icdl-home.de×3
  • cdn.jsdelivr.net×1
  • repo.vidis.schule×1

Social

Contact

Phone

Registration

Updated
2022-10-05
Name servers
  • nsa7.schlundtech.de.
  • nsb7.schlundtech.de.
  • nsc7.schlundtech.de.
  • nsd7.schlundtech.de.

DNS records live

NS
  • nsa7.schlundtech.de
  • nsb7.schlundtech.de
  • nsc7.schlundtech.de
  • nsd7.schlundtech.de
MX
  • 10 mail.ecdl-lernen.de
TXT
  • p3rgbp63df5kf3b4jhd1tcsxw2tt6gh0
  • 57dkb4t8y3m4t0dc3ns38h2gfbn2w87c

Email authentication partial

SPF
v=spf1 a a:mailrelay.moodle-schule.net ip4:88.198.238.86 ip4:88.198.238.86 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-14 to 2026-07-13
Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.icdl-lernen.de/

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

Links to (6)

Linked from (1)