indexo.dev

e-centrum.cz

.cz crawl

First seen 2026-05-22 · Last seen 2026-05-28 · ok HTTP/1.1 200 6018 ms crawled 2026-05-28

CZ · 185.66.36.24 · AS59925 Seonet Multimedia s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
JAKUB Group / e-centrum.cz -
Description
JAKUB Group -
Language
en

Technology

Server
Apache
PHP
5.6.40 end of life
jQuery
1.10.2 known XSS (<3.5)
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Registration

Registrar
REG-INTERNET-CZ
Created
2002-11-10
Expires
2028-11-09 892 days left
Updated
2019-08-28
Name servers
  • ns.grdns.cz
  • ns.grdns.it

DNS records live

NS
  • ns.grdns.cz
  • ns.grdns.it
MX
  • 10 mail.jakub.cz
Verified for
  • Google

Email authentication weak

SPF
not published
DMARC
not published
DKIM
  • mail: v=DKIM1;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Rql4enElQN8yeB2Sj26XjreGNlosNVTZW3uyVOyCUwvYhy3JifyPQnDR/pVCx7W2nkU56HR8MHEFpA1fEHLKu…
selectors probed

Certificate (current)

R13
from 2026-05-25 to 2026-08-23
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.e-centrum.cz/

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

Links to (7)

Linked from (6)