headliner.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-31 · ok HTTP/1.1 200 522 ms crawled 2026-05-27

CZ · 93.185.111.100 · AS43541 VSHosting s.r.o.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Headliner
Language: cs

Open Graph

title: Headliner

Technology

Server: nginx
CMS: Gatsby
Stack: PHP

Analytics

Google Tag Manager

Third-party hosts loaded (2)

d13-a.sdn.cz×1
www.googletagmanager.com×1

Social

DNS records live

NS

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

MX

10 011ffa3af332e77d.mx2.emailprofi.seznam.cz
20 011ffa3af332e77d.mx1.emailprofi.seznam.cz

Verified for

Google

Email authentication partial

SPF: v=spf1 a mx include:sparkpostmail.com ?all
neutral (?all)
DMARC: v=DMARC1; p=none; rua=mailto:1o2m2037vt@dmarc-reports.ecomailapp.com; fo=1
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-25 to 2026-07-24

Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.headliner.cz/

present

strict-transport-security
x-frame-options

findings

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

Header values

x-frame-options: SAMEORIGIN
strict-transport-security: max-age=63072000

Links to (10)

Linked from (5)