spgsasoskladno.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 1018 ms crawled 2026-06-01

CZ · 81.2.197.14 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Úvod | SPgŠ a SOŠ Kladno
Language: cs

Technology

Server: Apache
PHP: 5.6.40 end of life
Stack: PHP

Analytics

Google Tag Manager

Fonts

Google Fonts

Social widgets

YouTube Embed

Third-party hosts loaded (3)

fonts.googleapis.com×1
www.googletagmanager.com×1
www.youtube.com×1

Social

Contact

Email

Phone

Address

náměstí Edvarda Beneše 2353272 01 KladnoMapa

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

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

Certificate (current)

R12

from 2026-05-24 to 2026-08-22

Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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