indexo.dev

gspsd.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 631 ms crawled 2026-06-01

CZ · 46.28.107.91 · AS197019 WEDOS Internet, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Úvod | Gymnázium a Střední průmyslová škola Duchcov
Description
Gymnázium a Střední průmyslová škola Duchcov
Language
cs

Open Graph

url
gspsd.cz
title
Úvod | Gymnázium a Střední průmyslová škola Duchcov
description
Gymnázium a Střední průmyslová škola Duchcov

Technology

Server
Apache
CMS
Joomla
jQuery
3.4.1 known XSS (<3.5)
Stack
PHP
Fonts
  • Google Fonts
Third-party hosts loaded (7)
  • cdn.jsdelivr.net×9
  • cdnjs.cloudflare.com×7
  • fonts.googleapis.com×7
  • unpkg.com×2
  • ajax.googleapis.com×1
  • fonts.gstatic.com×1
  • mapy.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2011-06-08
Expires
2028-06-07 735 days left
Updated
2012-01-04
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
  • 0 gspsd-cz.mail.protection.outlook.com
  • 0 zaci-gspsd-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 ip4:31.31.74.118 ip4:78.44.73.86 ip4:46.28.109.73 ip4:37.157.199.197 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-04 to 2026-07-03
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (12)

Linked from (1)