indexo.dev

polcen24.pl

.pl crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 999 ms crawled 2026-05-30

PL · 77.79.221.183 · AS15694 Atman Sp. z o.o.

Reputation 100/100

Classifying

HTML metadata

Title
Księgarnia budowlana, księgarnia techniczna online | Polcen24
Description
Oferujemy szeroki wybór książek w naszej księgarni budowlano - technicznej. Sprawdź naszą ofertę już dziś i rozwijaj swoją wiedzę z pomocą naszych książek! ✅
Language
pl
Canonical
https://www.polcen24.pl/

Open Graph

url
https://www.polcen24.pl/
title
POLCEN
site name
POLCEN

Technology

Server
DCSaaS
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.gstatic.com×2
  • cdnjs.cloudflare.com×1
  • dcsaascdn.net×1
  • www.googletagmanager.com×1

Contact

Phone
Address
Nowogrodzka, 00-511, Warszawa, mazowieckie, PL

DNS records live

NS
  • ns1.dcsaas.net
  • ns2.dcsaas.net
MX
  • 0 s.mail.dcsaas.net
TXT
  • v=BIMI1; l=polcen24.pl/logo.svg;

Email authentication strong

SPF
v=spf1 mx include:_spf.dcsaas.net -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:wydawnictwo@polcen24.pl
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Shoper DV TLS G2 R34 CA
from 2026-04-23 to 2026-11-07
Expires in 160 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.polcen24.pl

present
  • strict-transport-security
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=60; includeSubdomains

Links to (2)

Linked from (1)