indexo.dev

skolaonline.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-31 · ok HTTP/1.1 200 495 ms crawled 2026-05-30

CZ · 217.16.190.61 · AS43541 VSHosting s.r.o.

Reputation 100/100

Classifying

HTML metadata

Title
Škola Online – Spolehlivý partner pro školní správu
Description
Škola Online je stabilní a vždy dostupná webová aplikace pro každodenní řízení vaší školy.
Language
cs
Canonical
https://www.skolaonline.cz/
Feeds

Open Graph

url
https://www.skolaonline.cz/
title
Škola Online – Spolehlivý partner pro školní správu
locale
cs_CZ
site name
Škola Online
description
Škola Online je stabilní a vždy dostupná webová aplikace pro každodenní řízení vaší školy.

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2001-10-24
Expires
2027-10-24 510 days left
Updated
2012-04-04
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 skolaonline-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:217.16.183.28 ip4:185.99.177.70 mx include:spf.protection.outlook.com include:spf.smartemailing.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:roman.lacko@skolaonline.cz,mailto:dmarc+164753@smartemailing.cz; ruf=mailto:roman.lacko@skolaonline.cz; fo=1; rf=afrf; ri=120
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCxkkN0/srx8DH/5WR/kLq85jVPk+nIE+9dOFr7Z9qswJdVH6+zsOAG+w3EyCuMWhXDGtkhnEs5AZYgeqNH0I…
selectors probed

Certificate (current)

Alpiro RSA DV SSL CA 2
from 2026-05-11 to 2026-11-26
Expires in 178 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.skolaonline.cz/

present
  • content-security-policy
  • referrer-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade
content-security-policy
upgrade-insecure-requests

Links to (7)

Linked from (29)