indexo.dev

martin-ruehmann.de

.de crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 1067 ms crawled 2026-06-04

BE · 185.175.199.9 · AS34762 Combell NV

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Martin & Rühmann Steuerkanzlei |
Language
de
Generator
Divi Child v.4.20.0.1677512856
Canonical
https://martin-ruehmann.de/
Feeds

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1

Contact

Email
Phone

Registration

Updated
2021-07-07
Name servers
  • a.ns14.net.
  • b.ns14.net.
  • c.ns14.net.
  • d.ns14.net.

DNS records live

NS
  • a.ns14.net
  • b.ns14.net
  • c.ns14.net
  • d.ns14.net
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
Verified for
  • Microsoft 365

Email authentication weak

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

Certificate (current)

R12
from 2026-04-19 to 2026-07-18
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://martin-ruehmann.de/

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (2)

Linked from (1)