indexo.dev

drkoerner.de

.de crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 182 ms crawled 2026-06-01

DE · 81.169.145.87 · AS6724 Strato GmbH

Reputation 87/100 weak security headers spf without fallback

Classifying

HTML metadata

Title
Arztp / Praxis Dr. Achim Körner
Description
Website der Praxis von Dr. Achim Körner

Technology

Server
Apache

Contact

Email

Registration

Updated
2015-09-09
Name servers
  • docks13.rzone.de.
  • shades02.rzone.de.

DNS records live

NS
  • docks13.rzone.de
  • shades02.rzone.de
MX
  • 5 smtpin.rzone.de

Email authentication strong

SPF
v=spf1 redirect=_spf.strato.com
missing all
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-04-17 to 2026-11-02
Expires in 152 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)