indexo.dev

jan-kiefer.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 1162 ms crawled 2026-05-09

DE · 81.169.145.163 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Jan Kiefer - www.jankiefer.com
Generator
RocketCake

Technology

Server
Apache

Registration

Registrar
Cronon GmbH
Created
2006-04-24
Expires
2027-04-24 338 days left
Updated
2026-04-25
Name servers
  • docks17.rzone.de
  • shades07.rzone.de

DNS records live

NS
  • docks17.rzone.de
  • shades07.rzone.de
MX
  • 5 smtpin.rzone.de

Email authentication strong

SPF
not published
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificates

Loading certificate

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://jan-kiefer.com/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)