indexo.dev

martinkoukal.cz

.cz crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 830 ms crawled 2026-05-31

CZ · 46.234.112.11 · AS39392 SH.cz s.r.o.

Reputation 84/100 spf without fallback no dmarc policy

Classifying

HTML metadata

Title
Úvod - Kempy Martina Koukala
Description
Kempy Martina Koukala
Language
cs

Technology

Server
nginx
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2002-10-28
Expires
2026-10-27 147 days left
Updated
2012-04-03
Name servers
  • ns2.internetserver.cz
  • ns3.dns-station.net
  • ns.internetserver.cz

DNS records live

NS
  • ns.gransy.com
  • ns2.gransy.com
  • ns3.gransy.com
  • ns4.gransy.com
  • ns5.gransy.com
MX
  • 10 mx.internetserver.cz

Email authentication weak

SPF
v=spf1 a mx include:gransy.com
missing all
DMARC
not published
DKIM
  • mail: v=DKIM1;h=sha256;k=rsa;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnPMGXe4YRuI6pCxfrcyuIF89Qcl6crcx/sZIixiuedrj6th2s2RRsmYiertHzWf…
selectors probed

Certificate (current)

E7
from 2026-05-03 to 2026-08-01
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.martinkoukal.cz/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (9)

Linked from (3)