elrosystem.cz

HTML metadata

Technology

Server

nginx

CMS

WordPress 7.0

jQuery

3.7.1

Analytics

• Google Tag Manager

Fonts

• Google Fonts

Third-party hosts loaded (4)

• www.googletagmanager.com×2
• fonts.gstatic.com×1
• gmpg.org×1
• maps.google.com×1

Social

• facebook
• instagram

Contact

Email

• info@elrosystem.cz

DNS records live

NS

• ns1.ignum.eu
• ns2.ignum.eu
• ns3.ignum.eu

MX

• 10 mailin.ignum.eu
• 10 mailin2.ignum.eu
• 10 mailin3.ignum.eu
• 10 mailin4.ignum.eu

TXT

• v=spf2.0/mfrom,pra +a +mx include:_spf2.ignum.eu -all

Verified for

• Google

Email authentication partial

SPF

v=spf1 a mx include:_spf.ignum.eu -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

• default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCpE0rQpZNtpLBzB+E1qwkL95inW+dmwmCgP6F73gRZ3DrKz8JV0PBhR+4igyKLATi/5JjGWKsFsPIzZYL3MQ…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (9)

• uken.cz×1
• topfirmy.cz×1
• sktthemes.org×1
• instagram.com×1
• google.com×1
• facebook.com×1
• cefas.cz×1
• caft.cz×1
• akecr.cz×1

Linked from (2)

• uken.cz×1
• akecr.cz×1