rostecky.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 374 ms crawled 2026-06-01

US · 192.124.249.77 · AS30148 Sucuri

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Jiří Rostecký: Business podcaster & mentor
Description: Jiří Rostecký pro vás připravuje podcast o podnikání, akce naživo a networking pro podnikatele a konzultace a mentoring pro freelancery a majitele malých firem.
Language: cs
Generator: All in One SEO Pro (AIOSEO) 4.9.7.2
Canonical: https://rostecky.cz

Open Graph

url: https://rostecky.cz
title: Jiří Rostecký: Business podcaster & mentor | rostecky
locale: cs_CZ
site name: rostecky
description: Jiří Rostecký pro vás připravuje podcast o podnikání, akce naživo a networking pro podnikatele a konzultace a mentoring pro freelancery a majitele malých firem.

Technology

Server: Sucuri
CMS: WordPress

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×3
www.googletagmanager.com×2
fonts.gstatic.com×1

Social

Contact

Email

DNS records live

NS

ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

MX

1 smtp.google.com

Verified for

Google

Email authentication partial

SPF

v=spf1 ip4:88.86.119.72 ip6:2a01:0028:00ca:0112:0000:0000:0001:0060 include:_spf.google.com include:spf.mailjet.com include:spf.smartemailing.cz ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:dmarc+690996@smartemailing.cz; fo=1

policy: none (monitoring only)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAiBYB2CBvEDSNfpaXJj635IqUsDiuJVrLA4yf5xcJ9Xj7+zYNma6BO89LZ1NaipYrW+PzKjd76To8eM…

selectors probed

Certificate (current)

Starfield Secure Certificate Authority - G2

from 2025-08-15 to 2026-09-13

Expires in 103 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://rostecky.cz/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options

findings

weak content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff, nosniff
content-security-policy: upgrade-insecure-requests;
strict-transport-security: max-age=31536000; includeSubdomains; preload