indexo.dev

stavebniskola.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-21 · ok HTTP/1.1 200 2827 ms crawled 2026-05-27

SK · 37.9.175.133 · AS51013 WebSupport s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Stavební škola – Poskytujeme vzdělání ve stavebních oborech. Nabízíme čtyřleté maturitní studium i tříleté učební obory
Language
cs
Generator
WordPress 6.9.4
Canonical
https://stavebniskola.cz/
Feeds

Technology

Server
openresty
CMS
WordPress 6.9.4
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • gmpg.org×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-GRANSY
Created
2007-05-21
Expires
2027-05-20 353 days left
Updated
2022-02-14
Name servers
  • ns1.hukot.cz
  • ns2.securitynet.cz
  • ns3.hukot.cz

DNS records live

NS
  • ns1.hukot.cz
  • ns2.securitynet.cz
  • ns3.hukot.cz
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=31B7E4DFA522046493F241F61AD24542A4C04B20
  • autodesk-domain-verification=DAiNuvHuqgMGQC1aO_H_
Verified for
  • Google

Email authentication weak

SPF
v=spf1 ip4:86.61.242.250 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlnjFX3wsyIq7laldJlUHoUikVfzwXEVZMg+LKsYwIuskc8bx8XOEP3HxKGCMx0GOuAylfCI8pMJYx1…
selectors probed

Certificate (current)

R12
from 2026-04-14 to 2026-07-13
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://stavebniskola.cz/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • short HSTS max-age
  • missing Content Security Policy
Header values
referrer-policy
origin-when-cross-origin
x-frame-options
sameorigin
permissions-policy
accelerometer=(self), autoplay=(self), camera=(self), encrypted-media=(self), fullscreen=(self), geolocation=(self), gyroscope=(self), magnetometer=(self), microphone=(self), midi=(self), payment=(self), usb=(self)
x-content-type-options
nosniff
strict-transport-security
max-age=2592000

Links to (27)

Linked from (1)