vostarek.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 549 ms crawled 2026-06-01

CZ · 62.109.154.32 · AS29134 Webglobe, s.r.o.

Reputation 81/100 weak security headers spf without fallback dmarc monitor-only

sector tech type homepage

HTML metadata

Title

Michal Vostárek - počítačové kurzy, lektor IT, webdesign, tvorba www, grafika, Litvínov

Description

Nabízím služby v oblasti informačních technologií zahrnující odborné školení počítačů a odborné kurzy PC, konsultační činnost v IT, webdesign a grafika.

Language

cs-CZ

Generator

WordPress 6.8.5

Canonical

https://vostarek.com/

Feeds

Michal Vostárek RSS Feed RSS

Technology

Server: nginx
CMS: WordPress 6.8.5

Analytics

Google Tag Manager

Third-party hosts loaded (3)

stats.wordpress.com×1
wp.me×1
www.googletagmanager.com×1

Contact

Phone

2023-10-09 09

Registration

Registrar

Gransy, s.r.o.

Created

2004-06-16

Expires

2027-06-16 379 days left

Updated

2026-01-21

Name servers

ns.onebit.cz
ns.onebit.eu
ns.onebit.org

DNS records live

NS

ns.onebit.cz
ns.onebit.eu
ns.onebit.org

MX

10 mx01.mail.icloud.com
10 mx02.mail.icloud.com

TXT

apple-domain=CUihXNYnbYQGM0p7

Verified for

Google

Email authentication weak

SPF

v=spf1 redirect=icloud.com

missing all

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDaTsJId3V/3QY23cNdw5vB+TQtS1UJu2+giKURo0TDqwO780PuAzong4dewRg4oS5Bj0GszgQz6NxvonmeoK…

selectors probed

Certificate (current)

R12

from 2026-04-26 to 2026-07-25

Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://vostarek.com/

findings

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