indexo.dev

gymplmichael.cz

.cz crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 986 ms crawled 2026-05-31

CZ · 185.59.208.137 · AS43541 VSHosting s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Introduction
Description
Open, respectful approach, a modern general grammar school education program with an emphasis on English, motivating teachers, an inspiring environment, and support for sports.
Language
en
Translations
  • cs
  • en

Open Graph

url
https://www.gymplmichael.cz/en
title
Introduction
site name
Starter
description
Open, respectful approach, a modern general grammar school education program with an emphasis on English, motivating teachers, an inspiring environment, and support for sports.

Technology

Fonts
  • Adobe Fonts
Social widgets
  • YouTube Embed

Third-party hosts loaded (3)

  • cdn.solidpixels.com×1
  • use.typekit.net×1
  • www.youtube.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-ACTIVE24
Created
2023-08-14
Expires
2026-08-13 73 days left
Updated
2025-10-15
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 gymplmichael-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-21 to 2026-07-20
Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://www.gymplmichael.cz/en

present
  • strict-transport-security
  • content-security-policy
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
Header values
referrer-policy
no-referrer-when-downgrade
permissions-policy
microphone=(), camera=(), geolocation=(self)
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self' https://*.solidpixels.net https://*.solidpixels.com https://*.solidpixels.cz; report-uri https://o4510499984769024.ingest.de.sentry.io/api/4510499988373584/security/?sentry_key=79fdf04e7859269363a6a291a44f1978
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (9)

Linked from (1)