webmium.cz

.cz crawl

First seen 2026-05-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 2628 ms crawled 2026-05-19

CZ · 77.78.90.54 · AS209369 The Cloud Provider s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Kompletní online marketing | Digitální agentura Webmium
Description: Pomáháme klientům růst v digitálním světě ✅ Zaměřujeme se na malé a střední podnikatele ✅ Nabízíme kompletní digitální servis ✅
Language: cs-CZ

Technology

Server: Microsoft-IIS
CMS: Joomla

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (14)

webmiumtest.blob.core.windows.net×32
s3-eu-west-1.amazonaws.com×9
assets.calendly.com×2
cdn.jsdelivr.net×2
chat.kraita.io×2
fonts.googleapis.com×2
stackpath.bootstrapcdn.com×2
www.googletagmanager.com×2
ajax.googleapis.com×1
fonts.gstatic.com×1
mapy.cz×1
maxcdn.bootstrapcdn.com×1
www.firmy.cz×1
www.google.com×1

Social

Contact

Email

Phone

+420605994466

Registration

Registrar

REG-NEXUM

Created

2011-04-14

Expires

2029-04-13 1058 days left

Updated

2025-02-19

Name servers

dns.webmium.com
ns2.nexum.cz
ns3.nexum.cz
ns.nexum.cz
ns.webmium.com

DNS records live

NS

dns.webmium.com
ns.nexum.cz
ns.webmium.com
ns2.nexum.cz
ns3.nexum.cz

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

h65ba180b2209431c81ec3c2137386140

Verified for

Google
Meta
Microsoft 365

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:spf.smtp.cz include:spf.active24.com include:servers.mcsv.net -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; sp=none; adkim=r; aspf=r; fo=1; rua=mailto:info.dmarc@nexum.cz; ruf=mailto:info.dmarc@nexum.cz; rf=afrf; pct=100; ri=86400

policy: quarantine · sp=none

DKIM

google: v=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjqvcOJT7NlhpUkJVznYPHFX6P6i3VhR0PaZMwJQW1eSQOh5LF1bVWKymSFezPsdi4byZgq8F6OlBmFrT…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…

selectors probed

Certificate (current)

R13

from 2026-04-02 to 2026-07-01

Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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