nfx.cz

HTML metadata

Technology

Server

nginx

DNS records live

NS

• ns.nfx.cz
• nss.nfx.cz

MX

• 10 gaia.nfx.cz

Email authentication strong

SPF

v=spf1 mx include:_spf.google.com a:blotto.klfree.net a:smtp.klfree.net a:mail.klfree.net a:mail.pilsfree.net -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; fo=0;

policy: quarantine

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

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

present

• strict-transport-security
• x-frame-options

findings

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

Links to (16)

• unart.cz×1
• sychrovnet.cz×1
• spkfree.net×1
• pvfree.net×1
• pilsfree.net×1
• muki.cz×1
• mh2net.cz×1
• klfree.net×1
• khnet.info×1
• justice.cz×1
• jmnet.cz×1
• hkfree.org×1
• danysek.cz×1
• czf-praha.net×1
• czela.net×1
• benes-michl.cz×1

Linked from (3)

• czfree.net×1
• czf-praha.net×1
• spoje.net×1