polygon-singingrock.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 472 ms crawled 2026-05-31

CZ · 217.198.119.79 · AS34222 ZONER a.s.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Polygon Singing Rock | Polygon Singing Rock
Language: cs

Open Graph

url: https://www.polygon-singingrock.cz/
title: Polygon Singing Rock | Polygon Singing Rock
locale: cs_CZ

Technology

Server: Microsoft-IIS

Analytics

Google Tag Manager

Third-party hosts loaded (2)

c.seznam.cz×1
www.googletagmanager.com×1

Social

Contact

Phone

+420 607 008 805

DNS records live

NS

ns.web4u.cz
ns2.web4u.cz

MX

10 mx1.mailchannels.net
10 mx2.mailchannels.net

Email authentication weak

SPF: not published
DMARC: v=DMARC1; p=none; ; sp=none; adkim=r; aspf=r; rua=mailto:10ctn5gmrh@dmarc-reports.ecomailapp.com; fo=1; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-11 to 2026-08-09

Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.polygon-singingrock.cz/

present

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

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains

Links to (6)

Linked from (2)

singingrock.cz×1
klajda.cz×1