indexo.dev

system-ksef.pl

.pl crawl

First seen 2026-05-23 · Last seen 2026-05-23 · ok HTTP/1.1 200 514 ms crawled 2026-05-28

FR · 54.37.133.232 · AS16276 OVH SAS

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
KSEF - FA(3) - Podgląd schematu XSD
Language
pl

Technology

Server
Apache

Third-party hosts loaded (1)

  • noc.netwave.pl×1

DNS records live

NS
  • dns1.netwave.pl
  • dns2.netwave.pl
MX
  • 0 system-ksef.pl

Email authentication weak

SPF
v=spf1 +a +mx +ip4:51.83.236.112 include:netwave.pl ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx3fJ/sgm/mubGp2/wwTqNt5yrToCAEToZtAyz17tjUk38whUISu+OzJM3amGinxzg1fHnNRIlKnSxn…
selectors probed

Certificate (current)

R13
from 2026-05-18 to 2026-08-16
Expires in 75 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://system-ksef.pl/

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

Links to (1)

Linked from (1)