indexo.dev

grone-onlineakademie.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-08 · ok HTTP/1.1 200 2505 ms crawled 2026-05-11

DE · 136.243.229.162 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Anmeldeseite | Grone Online Akademie
Language
de

Technology

Server
Apache

Third-party hosts loaded (1)

  • cdn.jsdelivr.net×1

Contact

Phone

Registration

Updated
2020-11-05
Name servers
  • auth1.artfiles.de.
  • auth2.artfiles.de.
  • auth3.artfiles.de.

DNS records live

NS
  • auth1.artfiles.de
  • auth2.artfiles.de
  • auth3.artfiles.de
MX
  • 10 mailin100.dcpserver.de

Email authentication weak

SPF
v=spf1 include:spf.dcpserver.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-25 to 2026-07-24
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://grone-onlineakademie.de/login/index.php

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000; includeSubDomains

Links to (2)

Linked from (1)