comguide.cz

HTML metadata

Technology

Server

nginx

Analytics

• Google Tag Manager

Fonts

• Google Fonts

Third-party hosts loaded (6)

• hatscripts.github.io×3
• fonts.googleapis.com×2
• unpkg.com×2
• cdn.jsdelivr.net×1
• fonts.gstatic.com×1
• www.googletagmanager.com×1

Contact

Email

• hrdlicka@comguide.cz

Phone

• +420608653234

Registration

Registrar

REG-WEBGLOBE

Created

2022-07-03

Expires

2026-07-02 31 days left

Updated

2025-12-07

Name servers

• ns1.webglobe.cz
• ns2.webglobe.cz
• ns3.webglobe.com

DNS records live

NS

• ns1.webglobe.cz
• ns2.webglobe.cz
• ns3.webglobe.com

MX

• 1 aspmx.l.google.com
• 10 alt3.aspmx.l.google.com
• 10 alt4.aspmx.l.google.com
• 5 alt1.aspmx.l.google.com
• 5 alt2.aspmx.l.google.com

Verified for

• Google

Email authentication partial

SPF

v=spf1 include:_spf.google.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:4487o27su8@dmarc-reports.ecomailapp.com; fo=1; ri=86400;

policy: none (monitoring only)

DKIM

• default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrVxoQPgPtQgzGK129P/rDezrD99zfGbf+luT2duQz8bkKfMiD9h/il8ue4rwqfAopnhJTYj3oxl5LyuRJQ9…
• s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxwwjNpR5DOb2hQFN7TeOdUroMn8qvZsix5puibSLxt8pfhkeTd3Lm2sqdGnG/K5mzPj5IQnVpyx3J+lpRO…
• s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAst3d0ThbZ6XuRmeNkV2sv8luXBkahvADeLNakzVTC/XNv4pzzg8fFRjywBBX+51bcsP/8snw7jnq9T8OZX…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (10)

• vr-talks.com×1
• universiteitleiden.nl×1
• uni-hannover.de×1
• ucp.pt×1
• ucc.ie×1
• muni.cz×1
• lmu.de×1
• eapcnet.eu×1
• doi.org×1
• cuni.cz×1

Linked from (1)

• 3dsense.cz×1