systemyinternetowe.pl

.pl dns

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP 200 1674 ms crawled 2026-05-31

PL · 185.38.248.120 · AS197226 sprint S.A.

Reputation 62/100 wrong cert weak security headers no dmarc policy

DNS records live

NS

ns.systemyinternetowe.pl
ns1.naturalhost.co.uk
ns3.rnet.pl
ns9.rnet.pl

MX

10 mail.systemyinternetowe.pl

Email authentication weak

SPF: v=spf1 a mx ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current) wrong cert

R13

from 2026-05-07 to 2026-08-05

Expires in 64 days

Full certificate history on crt.sh ↗