jirihon.cz

HTML metadata

Technology

Server

Apache

DNS records live

NS

• ns1.tele3.cz
• ns2.tele3.cz
• ns3.tele3.eu

MX

• 10 996eeeac47fa9721.mx1.emailprofi.seznam.cz
• 20 996eeeac47fa9721.mx2.emailprofi.seznam.cz

Email authentication strong

SPF

v=spf1 include:spf.seznam.cz include:simeon.jirihon.cz ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; adkim=r; aspf=r;

policy: quarantine

DKIM

no key found at common selectors

Certificate (current) wrong cert

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.jirihon.cz/

findings

• checked over plain HTTP
• missing Content Security Policy
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy