zrnozrnko.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 770 ms crawled 2026-06-01

DE · 3.125.172.46 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Zrno zrnko
Description: Autentická řemeslná pekárna v srdci Nuslí
Language: cs
Generator: Webnode 2
Canonical: https://www.zrnozrnko.cz/

Open Graph

url: https://www.zrnozrnko.cz/
title: Zrno zrnko
site name: Zrno zrnko
description: Autentická řemeslná pekárna v srdci Nuslí
article:published time: 2026-03-19T00:00:00+0100

Technology

Server: webnode
Stack: PHP

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

duyn491kcolsw.cloudfront.net×14
a7e487cbdc.clvaw-cdnwnd.com×10
fonts.gstatic.com×1
www.googletagmanager.com×1

Social

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

0 zrnozrnko-cz.mail.protection.outlook.com

Verified for

Microsoft 365

Email authentication partial

SPF: v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC: v=DMARC1; p=none; rua=mailto:7tbvcls2r5@dmarc-reports.ecomailapp.com; fo=1; ri=86400;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-05-08 to 2026-08-06

Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.zrnozrnko.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: DENY