indexo.dev

kursy.cz

.cz crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 897 ms crawled 2026-05-30

CZ · 92.62.124.161 · AS47110 Cloud4com s.r.o.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Odborné kurzy, semináře, školení a konference Verlag Dashöfer
Description
Firemní vzdělávání na otevřených kurzech i školení na míru. Kvalitní lektoři, spokojení účastníci, garance odbornosti.
Language
cs-CZ
Canonical
https://www.kursy.cz/
Feeds

Technology

Server
Apache
PHP
8.5.6
jQuery
3.3.1 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • image.dashofer.cz×44
  • bat.bing.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Registration

Registrar
REG-WEB4U
Created
2004-02-25
Expires
2027-02-24 268 days left
Updated
2023-05-15
Name servers
  • bill2.dashofer.cz
  • mail.dashofer.com

DNS records live

NS
  • bill2.dashofer.cz
  • mail.dashofer.com
MX
  • 20 mail.dashofer.com
  • 5 mx.dashofer.cz
TXT
  • v=DMARC1;p=none
Verified for
  • Cisco
  • Google

Email authentication partial

SPF
v=spf1 mx include:dashofer.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; adkim=s; aspf=r; rf=afrf; rua=mailto:rua@kursy.cz; ruf=mailto:ruf@kursy.cz
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-26 to 2026-08-24
Expires in 85 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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=15768000

Links to (1)

Linked from (2)