indexo.dev

my-vincentz-elearning.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-12 · ok HTTP/1.1 200 1553 ms crawled 2026-05-15

DE · 81.169.209.252 · AS6724 Strato GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Vincentz App
Language
de

Technology

Server
Apache

Registration

Updated
2023-03-01
Name servers
  • ns3.stratoserver.net.
  • ns4.stratoserver.net.

DNS records live

NS
  • ns3.stratoserver.net
  • ns4.stratoserver.net
MX
  • 5 smtp.rzone.de

Email authentication partial

SPF
v=spf1 include:spf.mailjet.com include:my-vincentz-elearning.de -all
strict (-all)
DMARC
v=DMARC1; p=none; pct=100
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-03-04 to 2027-03-26
Expires in 309 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://my-vincentz-elearning.de/

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

Linked from (1)