indexo.dev

gustavkoernig.com

.com crawl

First seen 2026-04-19 · Last seen 2026-05-10 · ok HTTP/1.1 200 1028 ms crawled 2026-05-13

DE · 81.169.145.158 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home – Gustav Körnig
Description
Gustav Körnig is an artist from Leipzig
Language
en
Canonical
https://gustavkoernig.com

Open Graph

url
https://gustavkoernig.com
title
Home
site name
Gustav Körnig
description
Gustav Körnig is an artist from Leipzig

Technology

Server
Apache

Registration

Registrar
Cronon GmbH
Created
2024-10-18
Expires
2026-10-18 151 days left
Updated
2025-10-19
Name servers
  • docks20.rzone.de
  • shades17.rzone.de

DNS records live

NS
  • docks20.rzone.de
  • shades17.rzone.de
MX
  • 5 smtpin.rzone.de
TXT
  • google-site-verification=w7cU5BUPcIXtdKglLrhz5n-eWYtw5uINVh-VEnHwhtY

Email authentication strong

SPF
not published
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 2026-01-22 to 2027-02-13
Expires in 269 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://gustavkoernig.com/

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

Linked from (1)