indexo.dev

spszem.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 300 ms crawled 2026-06-02

CZ · 89.187.149.121 · AS35592 Coolhousing s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Střední průmyslová škola zeměměřická a Geografické gymnázium Praha | SPŠZEM.cz
Language
cs

Open Graph

url
https://spszem.cz/
title
Střední průmyslová škola zeměměřická a Geografické gymnázium Praha | spszem.cz

Technology

Server
Apache
Stack
PHP

Third-party hosts loaded (4)

  • ajax.googleapis.com×1
  • assets.inplayer.com×1
  • frame.mapy.cz×1
  • www.facebook.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 0 spszem-cz.mail.protection.outlook.com
TXT
  • autodesk-domain-verification=97UChd_ETF4njdEn2pEU
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCIUOpCrA2p0vaTdj3Zn0CKN15KDB58cV6yqkao5Q0Vf4pnZIDLyqor8HuF10Ns0m5B616e+AFrfb4Ulg3qbu…
selectors probed

Certificate (current)

R13
from 2026-05-24 to 2026-08-22
Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://spszem.cz/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=63072000; preload

Links to (23)

Linked from (1)