indexo.dev

geminibrno.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 11376 ms crawled 2026-05-30

CZ · 81.0.213.193 · AS15685 CASABLANCA INT a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Gemini – Střední škola Gemini Brno, příspěvková organizace
Language
cs
Generator
WordPress 7.0
Feeds

Technology

Server
nginx
CMS
WordPress 7.0
PHP
8.1.3 end of life
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • gmpg.org×1

Social

Registration

Registrar
REG-ZONER
Created
2003-02-07
Expires
2030-02-06 1346 days left
Updated
2025-08-06
Name servers
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 10 mail.topweby.cz

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-28 to 2026-08-26
Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.geminibrno.cz/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (3)

Linked from (1)