indexo.dev

arkus-heilbronn.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 2239 ms crawled 2026-05-14

DE · 87.118.114.41 · AS31103 Keyweb AG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Arkus: Home
Language
de-DE
Generator
TYPO3 CMS
Canonical
https://arkus-heilbronn.de/willkommen/

Technology

Server
Apache

Third-party hosts loaded (2)

  • cdn.ja-internet.de×8
  • cloud.ccm19.de×1

Social

Contact

Phone

Registration

Updated
2022-02-16
Name servers
  • a.ja-dns.de.
  • b.ja-dns.de.
  • c.ja-dns.de.
  • d.ja-dns.de.

DNS records live

NS
  • a.ja-dns.de
  • b.ja-dns.de
  • c.ja-dns.de
  • d.ja-dns.de
MX
  • 10 arkusheilbronn-de01c.mail.protection.outlook.com
TXT
  • 9.8.2024
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-05 to 2026-07-04
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://arkus-heilbronn.de/

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 (2)

Linked from (1)