indexo.dev

friedrichstrauss.de

.de crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 868 ms crawled 2026-06-03

DE · 82.135.112.170 · AS8767 M-net Telekommunikations GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Security Check
Language
en

Registration

Updated
2016-12-21
Name servers
  • ns1.sfif.de.
  • ns2.sfif.de.

DNS records live

NS
  • ns1.sfif.de
  • ns2.sfif.de
MX
  • 10 mx7.sfif.de
  • 50 mx8.sfif.de
Verified for
  • Google

Email authentication weak

SPF
v=spf1 mx a:mail.stockfood.com a:smtp.sfif.de a:mail.sfif.de a:mail2.sfif.de ip4:82.135.112.168 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

YR1
from 2026-05-30 to 2026-08-28
Expires in 85 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://friedrichstrauss.de/challenge?return_url=%2F

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

Linked from (1)