indexo.dev

zsjak.cz

.cz crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 2781 ms crawled 2026-05-31

CZ · 31.15.10.118 · AS25234 ACTIVE 24, s.r.o.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
ZŠ J. A. Komenského Louny – Základní škola J. A. Komenského Louny
Language
cs
Generator
WordPress 7.0
Canonical
https://www.zsjak.cz/
Feeds

Technology

Server
nginx
CMS
WordPress 7.0
jQuery
3.7.1

Third-party hosts loaded (1)

  • gmpg.org×1

Social

Registration

Registrar
REG-ACTIVE24
Created
2002-01-07
Expires
2027-01-08 221 days left
Updated
2025-11-14
Name servers
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk

DNS records live

NS
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk
MX
  • 0 zsjak-cz.mail.protection.outlook.com
Verified for
  • Apple
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCmbr6ALto7RTBhLrxK+lGX6Ie2LGYO5heeAvgP0aOqzLHLy8uUMTaoUhctPVHpXcUKbITJ5fhnnKlGByeGl…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvpX29M8BkoGDNEC2GKotygm8EiQb2w21WpqTfNMzX9oGTOOoQnWxdbk+9En5WkcGk8h3OfzDD4Rw7N…
selectors probed

Certificate (current)

E7
from 2026-05-18 to 2026-08-16
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.zsjak.cz/

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

Links to (10)

Linked from (1)