indexo.dev

felixjung.de

.de crawl

First seen 2026-05-03 · Last seen 2026-05-03 · ok HTTP/1.1 200 571 ms crawled 2026-05-10

DK · 195.47.247.18 · AS51468 One.com A/S

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
felixjung.de

Technology

Third-party hosts loaded (1)

  • salon.io×1

Registration

Updated
2021-12-31
Name servers
  • ns01.one.com.
  • ns02.one.com.

DNS records live

NS
  • ns01.one.com
  • ns02.one.com
MX
  • 10 mx1.pub.mailpod6-cph3.one.com
  • 10 mx2.pub.mailpod6-cph3.one.com
  • 10 mx3.pub.mailpod6-cph3.one.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-20 to 2026-06-18
Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)