indexo.dev

otideavzdelavani.cz

.cz crawl

First seen 2026-05-28 · Last seen 2026-05-28 · ok HTTP/1.1 200 404 ms crawled 2026-05-31

DE · 5.75.189.222 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Kurzy | OTIDEA
Description
On-line kurzy, semináře, školení na míru a mnoho dalších vzdělávacích programů ve vysoké kvalitě s profesionálními lektory
Language
en

Technology

JS framework
Angular 11.2.11
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.googletagmanager.com×2
  • cdnjs.cloudflare.com×1

Social

DNS records live

NS
  • lola.ns.cloudflare.com
  • norm.ns.cloudflare.com
MX
  • 0 otideavzdelavani-cz.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 mx a include:sparkpostmail.com include:spf.protection.outlook.com ip4:194.213.219.103 ip4:77.93.197.17 ip4:77.93.208.28 ip4:77.93.208.29 ip4:37.9.174.22 ip4:77.93.208.63 ip4:87.236.195.65 include:spf.smartemailing.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc+156714@smartemailing.cz; fo=1
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-25 to 2026-08-23
Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://otideavzdelavani.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=15724800; includeSubDomains

Links to (5)

Linked from (1)