roznovskastredni.cz

.cz crawl

First seen 2026-05-23 · Last seen 2026-05-31 · ok HTTP/1.1 200 762 ms crawled 2026-05-28

CZ · 213.194.221.194 · AS207187 TKR Jasek, s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Střední škola informatiky, elektrotechniky a řemesel Rožnov pod Radhoštěm
Description: Střední škola informatiky, elektrotechniky a řemesel Rožnov pod Radhoštěm - škola s moderním přístupem k výuce a širokou nabídkou oborů od učebních po studijní.
Language: cs

Technology

Server: Apache
PHP: 8.3.31 security-only
Stack: PHP

Fonts

Google Fonts

Third-party hosts loaded (2)

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

Social

Contact

Email

Phone

Registration

Registrar

REG-WEDOS

Created

2006-06-20

Expires

2027-06-19 383 days left

Updated

2026-02-04

Name servers

gw-valachnet.valachnet.cz
ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

DNS records live

NS

gw-valachnet.valachnet.cz
ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

MX

10 mail.roznovskastredni.cz

Verified for

Microsoft 365

Email authentication weak

SPF

v=spf1 ip4:213.194.221.192/27 ip6:2a0a:1c01:0:1100::/56 ~all

softfail (~all)

DMARC

not published

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCpZ7V8f8FBQ4l011HjGJNd/YVga/UPWdFFE4VVu/By+6L3kU/v/7GvAc/0b0I/Hn+wR2kRPk8jjV/8mgM0k…

selectors probed

Certificate (current)

ZeroSSL RSA DV SSL CA 2

from 2026-04-26 to 2026-07-26

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.roznovskastredni.cz/

present

strict-transport-security
x-frame-options
cross-origin-opener-policy

findings

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

Header values

x-frame-options: SAMEORIGIN
strict-transport-security: max-age=15768000
cross-origin-opener-policy: same-origin