hdf.com.pl

DNS records live

NS

• chad.ns.cloudflare.com
• jade.ns.cloudflare.com

MX

• 10 mail.protonmail.ch
• 20 mailsec.protonmail.ch

TXT

• protonmail-verification=71a08647d0a66eb40eb630d4f6bbafb69e0edd96

Verified for

• Ahrefs
• Google
• Yandex

Email authentication strong

SPF

v=spf1 include:_spf.protonmail.ch ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; rua=mailto:dmarc@hdf.com.pl; ruf=mailto:dmarc@hdf.com.pl; sp=reject

policy: reject (enforced) · sp=reject

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

Linked from (1)

• logistyczny.com×1