indexo.dev

vzdelavaniaktivne.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 473 ms crawled 2026-06-02

DE · 188.245.115.202 · AS24940 Hetzner Online GmbH

Reputation 37/100 listed in spam blocklist wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
Home
Language
cs

Technology

Server
Apache
CMS
Gatsby
Stack
Java

Social

Registration

Registrar
REG-WEBGLOBE
Created
2018-06-27
Expires
2026-06-26 23 days left
Updated
2022-10-02
Name servers
  • ns1.ignum.com
  • ns2.ignum.cz

DNS records live

NS
  • ns1.ignum.com
  • ns2.ignum.cz
MX
  • 10 email.ignum.cz
  • 20 email2.ignum.cz

Email authentication weak

SPF
v=spf1 include:_spf.ignum.cz ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-08-07 to 2026-09-08
Expires in 97 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.vzdelavaniaktivne.cz/index.html

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)

Linked from (1)