vyberskoly.cz

.cz crawl

First seen 2026-05-16 · Last seen 2026-05-30 · ok HTTP/1.1 200 12641 ms crawled 2026-05-21

CZ · 195.189.0.59 · AS39904 MERIT GROUP a.s

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title: Homepage | Výběr školy
Language: cs

Technology

Server: Apache
PHP: 7.1.9 end of life
Stack: PHP

Analytics

Google Tag Manager

Ads

Meta Pixel

Fonts

Google Fonts

Third-party hosts loaded (5)

cdn.prod.website-files.com×2
c.seznam.cz×1
connect.facebook.net×1
fonts.googleapis.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

REG-WEBGLOBE

Created

2019-06-11

Expires

2027-06-10 374 days left

Updated

2022-10-05

Name servers

ns1.ignum.com
ns2.ignum.cz

DNS records live

NS

ns1.ignum.com
ns2.ignum.cz

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

SPF: v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current) wrong cert

R12

from 2026-05-05 to 2026-08-03

Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.vyberskoly.cz/

present

x-frame-options

findings

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

Header values

x-frame-options: SAMEORIGIN