klsonline24.pl

.pl crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 408 ms crawled 2026-05-30

PL · 213.218.125.222 · AS12912 T-Mobile Polska S.A.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: KLS - PRALNIE

Technology

Server: Microsoft-IIS
ASP.NET: 4.0.30319
Stack: ASP.NET

DNS records live

NS

dns.home.pl
dns2.home.pl
dns3.home.pl

MX

10 mx1.dcsweb.pl

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-21 to 2026-07-20

Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://klsonline24.pl/

findings

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

Linked from (1)

kls.pl×1