gytool.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-02 · ok HTTP/1.1 200 652 ms crawled 2026-06-01

CZ · 185.129.138.87 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Gymnázium Hejčín
Description: Gymnázium Hejčín, Olomouc - největší gymnázium v ČR
Language: cs
Generator: WordPress 7.0
Canonical: https://www.gytool.cz/

Open Graph

url: https://www.gytool.cz
title: Gymnázium Hejčín I Home
locale: cs
site name: Gymnázium Hejčín
description: Gymnázium Hejčín, Olomouc - největší gymnázium v ČR

Technology

Server: aruba-proxy
CMS: WordPress 7.0
jQuery: 3.7.1

Analytics

Google Tag Manager

Third-party hosts loaded (3)

www.chatbot.novatobot.cz×2
code.jquery.com×1
www.googletagmanager.com×1

Social

DNS records live

NS

nsa.ces.net
nsa.cesnet.cz

MX

0 gytool-cz.mail.protection.outlook.com

TXT

MS=FAE55D316F9175ACAF19FB0390DCB5BDEB0EDCDE
actalis-dcv=vlq84tvae0r0io609lv6fkvf5p

Verified for

Google

Email authentication weak

SPF

v=spf1 include:spf.protection.outlook.com -all

strict (-all)

DMARC

not published

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQChcN/erCagANDFcYnUw3WdIzUXa+aw3ESeMpbkS0f89bFVUC2I371rlUxdwublXtUSU7vJ1i4fEu3ARz2RUV…

selectors probed

Certificate (current)

Alpiro RSA DV SSL CA 2

from 2026-05-11 to 2026-11-26

Expires in 176 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.gytool.cz/

present

referrer-policy

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade