indexo.dev

studybox.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-12 · ok HTTP/1.1 200 6650 ms crawled 2026-05-16

DE · 136.243.49.159 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Studybox - Studien

Technology

Server
nginx

Third-party hosts loaded (3)

  • js.api.here.com×6
  • cdnjs.cloudflare.com×1
  • maps.googleapis.com×1

Registration

Updated
2015-07-26
Name servers
  • ns.udag.de.
  • ns.udag.net.
  • ns.udag.org.

DNS records live

NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
MX
  • 10 mx00.udag.de
  • 20 mx01.udag.de

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Thawte TLS RSA CA G1
from 2025-07-02 to 2026-07-02
Expires in 43 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://studybox.de/

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=15768000; includeSubDomains; preload;

Linked from (1)