indexo.dev

klaussimon.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-11 · ok HTTP/1.1 200 755 ms crawled 2026-05-11

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Home | Klaus Simon
Language
de

Open Graph

title
Home | Klaus Simon

Technology

CDN
Vercel
Social widgets
  • Vimeo Embed

Third-party hosts loaded (4)

  • cdn.jsdelivr.net×3
  • d3e54v103j8qbb.cloudfront.net×1
  • player.vimeo.com×1
  • www.youtube.com×1

Social

Contact

Email

Registration

Registrar
Cronon GmbH
Created
2013-07-09
Expires
2026-07-09 49 days left
Updated
2025-07-10
Name servers
  • docks19.rzone.de
  • shades16.rzone.de

DNS records live

NS
  • docks19.rzone.de
  • shades16.rzone.de
MX
  • 5 smtpin.rzone.de
Verified for
  • Google

Email authentication strong

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

Certificate (current)

R13
from 2026-03-16 to 2026-06-14
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.klaussimon.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=63072000

Links to (7)

Linked from (2)