communicationsummit.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-30 · ok HTTP/1.1 200 2016 ms crawled 2026-05-27

US · 104.21.61.162 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Communication Summit
Description: Od roku 2018 spojujeme všechny komunikační profesionály, ať už pracují v oddělení marketingu nebo v PR.
Language: cs

Open Graph

title: Communication Summit

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Fonts

Google Fonts

Social widgets

Vimeo Embed

Third-party hosts loaded (8)

cdn.conferences.blueevents.eu×44
conferences.blueevents.eu×7
player.vimeo.com×2
fonts.googleapis.com×1
fonts.gstatic.com×1
kit.fontawesome.com×1
www.googletagmanager.com×1
www.termsfeed.com×1

Social

Registration

Registrar

REG-ACTIVE24

Created

2017-06-22

Expires

2027-06-21 385 days left

Updated

2022-05-17

Name servers

demi.ns.cloudflare.com
norman.ns.cloudflare.com

DNS records live

NS

demi.ns.cloudflare.com
norman.ns.cloudflare.com

MX

10 mailforward.globe.cz

Email authentication weak

SPF: not published
DMARC: v=DMARC1; p=none; rua=mailto:dmarc+9655@smartemailing.cz; ruf=mailto:dmarc+9655@smartemailing.cz; sp=none; fo=0; pct=100; aspf=r
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-04-04 to 2026-07-03

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.communicationsummit.cz/

findings

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