indexo.dev

exponentialcircles.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 160 ms crawled 2026-05-31

DE · 72.60.176.8 · AS47583 Hostinger International Limited

Reputation 100/100

Classifying

HTML metadata

Title
Exponential Circles | Red Button
Description
Jednodenní setkání hodnotových lídryň a lídrů, kteří spolutvoří budoucnost.
Language
cs
Canonical
https://exponentialcircles.cz/

Open Graph

url
https://exponentialcircles.cz/
title
Exponential Circles | Red Button
locale
cs_CZ
site name
Exponential Circles
description
Jednodenní setkání hodnotových lídryň a lídrů, kteří spolutvoří budoucnost.

Technology

Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • cdn.gpteng.co×1
  • www.googletagmanager.com×1

Registration

Registrar
REG-WEBSUPPORT
Created
2025-09-29
Expires
2026-09-28 114 days left
Updated
2025-10-22
Name servers
  • ns1.websupport.sk
  • ns2.websupport.sk
  • ns3.websupport.sk

DNS records live

NS
  • ns1.websupport.sk
  • ns2.websupport.sk
  • ns3.websupport.sk
MX
  • 10 mx10.websupport.cz
  • 100 mx20.websupport.cz

Email authentication strong

SPF
v=spf1 a mx include:_spf.websupport.cz include:_spf.m1.websupport.sk -all
strict (-all)
DMARC
v=DMARC1; p=reject; sp=reject; rua=mailto:oc@srajer.cz
policy: reject (enforced) · sp=reject
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtd4om8zL/94XRDcTwHV6Y9P4msjfpBqndsIEAqtKJ1qZNRH9dcxtpvLcIvtj2atrsE4RRgUPDULFYk…
selectors probed

Certificate (current)

R13
from 2026-05-18 to 2026-08-16
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://exponentialcircles.cz/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • cross-origin-opener-policy
  • cross-origin-resource-policy
findings
  • CSP allows unsafe inline scripts/styles
  • missing Permissions Policy
Header values
referrer-policy
no-referrer
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'self';base-uri 'self';font-src 'self' https: data:;form-action 'self';frame-ancestors 'self';img-src 'self' data:;object-src 'none';script-src 'self';script-src-attr 'none';style-src 'self' https: 'unsafe-inline';upgrade-insecure-requests
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
cross-origin

Linked from (2)