indexo.dev

eduso.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 614 ms crawled 2026-06-01

CZ · 193.105.158.195 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Úvod - Eduso - Střední odborná škola multimediální a reklamní tvorby, s.r.o.
Language
cs

Technology

Server
Kestrel
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net
MX
  • 0 eduso-cz.mail.protection.outlook.com
Verified for
  • Adobe
  • 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)

Actalis Domain Validation Server CA G3
from 2025-06-04 to 2026-06-04
Expires in 1 day

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://eduso.cz/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=2592000

Links to (7)

Linked from (2)