indexo.dev

eischmann.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 180 ms crawled 2026-06-01

CZ · 37.205.14.131 · AS24971 MasterDC s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

sector tech type homepage

HTML metadata

Title
Jiří Eischmann - Personal Page
Description
Jiří Eischmann – desktop engineering manager, open source software enthusiast.
Language
cs

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Social

Contact

Email

DNS records live

NS
  • ns1.aerohosting.cz
  • ns2.aerohosting.cz
MX
  • 10 mx.zoho.eu
  • 20 mx2.zoho.eu
  • 50 mx3.zoho.eu
Verified for
  • Zoho

Email authentication partial

SPF
v=spf1 include:zoho.eu ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:jiri@eischmann.cz; ruf=mailto:jiri@eischmann.cz; sp=none; adkim=r; aspf=r
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://eischmann.cz/

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

Links to (13)

Linked from (2)