tria-tr.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 1363 ms crawled 2026-06-02

CZ · 217.11.227.76 · AS15685 CASABLANCA INT a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Třinecká OA informačních technologií a veřejné správy, s.r.o.
Description
Moderní střední škola v Třinci nabízí obory ekonomie, IT a veřejná správa. Kvalitní výuka, zahraniční stáže a vysoká úspěšnost u maturit.
Language
cs
Feeds

Technology

Server
Apache
jQuery
3.0.0 known XSS (<3.5)
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • cdn.antee.cz×2
  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • www.google.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2003-02-10
Expires
2027-02-09 249 days left
Updated
2026-04-27
Name servers
  • ns1.antee.cz
  • ns2.antee.cz

DNS records live

NS
  • ns1.antee.cz
  • ns2.antee.cz
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

Email authentication weak

SPF
v=spf1 include:spf.antee.cz include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAviKQ9I79TTpySvBf1viYcQn919bnZeYMtaiNLpcfJroZ7s2YMVq15zPJNAp5bZ253sgjTjojrIXJeY…
  • mail: v=DKIM1; g=*; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDodNvKsACKgt2k1SG0ShRq/YS/mNalYsXg/G//cfZzUrqVi0fQ84UolRMpu1LJo3tM/bRgXitGCEfy3…
selectors probed

Certificate (current)

R12
from 2026-04-27 to 2026-07-26
Expires in 51 days

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.tria-tr.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 (11)

Linked from (1)