indexo.dev

markuszimmermann.info

.info crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 1335 ms crawled 2026-05-31

DE · 217.160.0.7 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Markus Zimmermann
Language
de
Generator
WordPress 6.4.8

Open Graph

title
Markus Zimmermann
site name
Markus Zimmermann

Technology

Server
Apache
CMS
WordPress 6.4.8
jQuery
3.7.1

Third-party hosts loaded (2)

  • fonts.fontdue.com×2
  • platform.instagram.com×2

Contact

Email

Registration

Registrar
IONOS SE
Created
2007-07-07
Expires
2026-07-07 36 days left
Updated
2025-08-21
Name servers
  • ns1020.ui-dns.biz
  • ns1024.ui-dns.com
  • ns1101.ui-dns.de
  • ns1026.ui-dns.org

DNS records live

NS
  • ns1020.ui-dns.biz
  • ns1024.ui-dns.com
  • ns1026.ui-dns.org
  • ns1101.ui-dns.de
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 include:_spf-eu.ionos.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-03-27 to 2026-10-08
Expires in 129 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.markuszimmermann.info/

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

Links to (42)

Linked from (2)