indexo.dev

kostrzewa.com.pl

.pl crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 1035 ms crawled 2026-05-31

PL · 78.133.236.254 · AS12912 T-Mobile Polska S.A.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
KOSTRZEWA - Nowoczesne Kotły na Pellet, Pompy Ciepła
Description
KOSTRZEWA - polski lider w produkcji kotłów na pellet i pomp ciepła. Skorzystaj z dotacji Czyste Powietrze! Sprawdź ofertę.
Language
pl

Technology

Server
Apache
jQuery
3.3.1 known XSS (<3.5)
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • dns.home.pl
  • dns2.home.pl
  • dns3.home.pl
MX
  • 10 kostrzewa.home.pl
TXT
  • mojecertpl-site-verification-zym4J4PpF3yacP0D80r2xGEwQshQh4um
  • onet-domain-verification=063aa2588d2e61f7d451c2e019c34d044fa22659739dc96cd08b4d77797c9d03
  • <03.07.2024>
Verified for
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:212.85.115.222/32 ip4:185.242.134.76/32 ip4:194.59.159.8/32 ip4:78.133.236.248/29 include:spf.protection.outlook.com ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine;rua=mailto:dmarc@kostrzewa.com.pl;ruf=mailto:dmarc@kostrzewa.com.pl;aspf=s;adkim=s;sp=quarantine;fo=0;pct=100;
policy: quarantine · sp=quarantine
DKIM
  • dkim: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyUePgFcmZXUbQZrwAFH+og8iDnBwYc4Rye8pmuLdUurE+QrzNOKPo+1ZQxt25gwRbs1uXY/4F7dyqj…
selectors probed

Certificate (current)

home pl DV TLS G2 R35 CA
from 2025-09-10 to 2026-10-10
Expires in 131 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.kostrzewa.com.pl/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY

Links to (8)

Linked from (1)