sedlacekquartet.cz

.cz crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 1091 ms crawled 2026-06-03

DE · 3.125.172.46 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Sedlacekquartet
Description: Dvořákova Praha 13. 9. 2024, 20:00 - Anežský klášter
Language: cs
Generator: Webnode 2
Canonical: https://www.sedlacekquartet.cz/

Open Graph

url: https://www.sedlacekquartet.cz/
title: Sedlacekquartet
site name: Sedlacekquartet
description: Dvořákova Praha 13. 9. 2024, 20:00 - Anežský klášter
article:published time: 2025-06-03T00:00:00+0200

Technology

Server: webnode
Stack: PHP

Analytics

Google Tag Manager

Fonts

Google Fonts

Social widgets

YouTube Embed

Third-party hosts loaded (5)

195ae3bc2e.clvaw-cdnwnd.com×21
duyn491kcolsw.cloudfront.net×21
www.youtube.com×2
fonts.gstatic.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

REG-MEDIA4WEB

Created

2018-06-08

Expires

2026-06-07 2 days left

Updated

2024-11-05

Name servers

ns1.register.it
ns2.register.it

DNS records live

NS

ns1.register.it
ns2.register.it

MX

10 imap.mail.webnode.com

Email authentication partial

SPF

v=spf1 a mx include:spfuser.webnode.com -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

mail: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDdcbpaoNfnowsra2LdWb0HY3rbjjfYOYSbTuWgaa9jDdyQyrNqxUDyH2vX4p3Zh6NWT88hvg89WbeKEAQAKn…

selectors probed

Certificate (current)

YR1

from 2026-06-02 to 2026-08-31

Expires in 87 days

Full certificate history on crt.sh ↗

HTTP security headers

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

Links to (18)

Linked from (1)

pavelkuncar.cz×1