indexo.dev

grenzdenkmaeler.de

.de crawl

First seen 2026-05-15 · Last seen 2026-05-20 · ok HTTP/1.1 200 3172 ms crawled 2026-05-20

FR · 92.205.27.22 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Startseite
Generator
TYPO3 CMS

Technology

Server
nginx
PHP
8.2.31 security-only

Social

Contact

Phone

Registration

Updated
2026-02-12
Name servers
  • ns2.stadt-helmstedt.de.
  • nsb0.schlundtech.de.
  • nsc0.schlundtech.de.
  • nsd0.schlundtech.de.

DNS records live

NS
  • ns2.stadt-helmstedt.de
  • nsb0.schlundtech.de
  • nsc0.schlundtech.de
  • nsd0.schlundtech.de
MX
  • 10 srvmx.ideengeist.de

Email authentication weak

SPF
v=spf1 +a +mx -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-08 to 2026-08-06
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.grenzdenkmaeler.de/startseite.html

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (5)

Linked from (1)