indexo.dev

steffengrosser.de

.de crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 593 ms crawled 2026-06-01

DE · 81.88.34.145 · AS45012 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

sector other type homepage

HTML metadata

Title
Steffen Grosser | Start
Language
de

Technology

Server
nginx
jQuery
1.4.3 known XSS (<3.5)

Registration

Updated
2020-12-02
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 10 mx03.secure-mailgate.com
  • 10 mx04.secure-mailgate.com

Email authentication weak

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

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-02-05 to 2027-03-08
Expires in 278 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://steffengrosser.de/

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

Linked from (1)