indexo.dev

rent-os.de

.de crawl

First seen 2026-05-30 · Last seen 2026-05-30 · ok HTTP/1.1 200 335 ms crawled 2026-05-31

DE · 151.252.51.95 · AS25504 Vautron Rechenzentrum AG

Reputation 87/100 weak security headers spf without fallback

Classifying

HTML metadata

Title
Rent-OS – Fahrzeuge mieten bei Ostermaier
Description
Mit Rent-OS mieten Sie Fahrzeuge flexibel, günstig und zuverlässig. Jetzt bei der Auto-Familie Ostermaier mobil werden!
Language
de

Technology

Server
Apache

Registration

Updated
2025-02-06
Name servers
  • lotos.ns.ostermaier.group.
  • nori.ns.ostermaier.group.

DNS records live

NS
  • lotos.ns.ostermaier.group
  • nori.ns.ostermaier.group
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 redirect=rent-os.de.spf.hornetdmarc.com
missing all
DMARC
v=DMARC1; p=reject; pct=100; fo=0:1:d:s; rua=mailto:a.013maowy@reports.hornetdmarc.com; ruf=mailto:f.013maowy@reports.hornetdmarc.com; adkim=s; aspf=s
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-29 to 2026-07-28
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://rent-os.de/

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

Linked from (1)