zachranny-kruh.cz

.cz crawl

First seen 2026-05-24 · Last seen 2026-05-30 · ok HTTP/1.1 200 9431 ms crawled 2026-05-29

CZ · 81.91.82.33 · AS39790 Web4U s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Zchrann kruh
Language
cs
Generator
MultiCMS.net
Feeds

Technology

Server
Apache
jQuery
3.7.1
Analytics
  • Google Tag Manager
Ads
  • Google AdSense
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • cdn.jsdelivr.net×2
  • ajax.googleapis.com×1
  • fonts.googleapis.com×1
  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
REG-INTERNET-CZ
Created
2007-06-28
Expires
2030-06-27 1487 days left
Updated
2011-12-22
Name servers
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 10 mail.zachranny-kruh.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 +ip4:81.91.82.0/24 ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvVbQlJh+UymN1sBrGUcHhenxA9ilN+YG+rfP71xnNo0WFKdxUdXubCWzzqW10Ro7tniY…
  • dkim: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzCScITSVmHivmORAwD7Xn/+CeE2uSaaUMS7I6FECtOAkHc9bL1njKgRN+ds3gVZHCUCrKZ7xG7JAHK…
selectors probed

Certificate (current)

R13
from 2026-04-14 to 2026-07-13
Expires in 42 days

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.zachranny-kruh.cz/

present
  • content-security-policy
  • x-content-type-options
findings
  • missing HSTS
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
content-security-policy
upgrade-insecure-requests

Links to (50)

Linked from (10)